 |
|
| If you can't view the Datasheet, Please click here to try to view without PDF Reader . |
|
|
|
| If you can't view the Datasheet, Please click here to try to view without PDF Reader . |
|
|
| Datasheet File OCR Text: |
| 4MASK LCDBL2456 4 MASK LCD BL2456 1 BL2456 CMOS 4 MCU BL2456 LCD 8 /Watch Timer LCD BL2456 64-pin QFP 16 I/O4 BL2456 CMOS S3C72N4 PIN TO PIN 2 - 288 x 4-bit RAM - 4096 x 8-bit ROM I/O - only 4 - I / O 12 - 8 SEG LCD / - 16 LCD - 32 SEG 4 COM - 1/2 duty(1/2 bias)1/3 duty(1/2 1/3 bias)1/4 duty(1/3 bias) 8 - - WDT 8 / - 8 - - - - BUZ 4 - LCD - 16 - 2 - 2 - 2 I / O - 15 -1Total 11 Pages 8/24/2006 Wrote by dipeng http://www.belling.com.cn 4MASK LCDBL2456 - Idle CPU - Stop - RC - - 4.19MHz() 6MHz - 32.768 KHz - CPU 48 64 - 4.19 MHz 0.95, 1.91, 15.3 us - 32.768 KHz 122 us - -10 ~ +70 - 2.2V ~ 5.5V(4.19 MHz) - 64 pin LQFP(10mm*10mm) 3 4 8/24/2006 Wrote by dipeng http://www.belling.com.cn -2Total 11 Pages 4MASK LCDBL2456 P1.0 P1.1 P1.2 P1.3 P2.0 P2.1 P2.2 P2.3 P3.0 P3.1 P3.2 P3.3 I 4-bit input port. 1-bit or 4-bit read and test is possible. 4-bit pull-up resistors are software assignable. 4-bit I/O port. 1-bit and 4-bit read/write and test is possible. 4-bit pull-up resistors are software assignable. 4-bit I/O port. 1-bit and 4-bit read/write and test is possible. Each individual pin can be specified as input or output. 4-bit pull-up resistors are software assignable. 4-bit I/O ports. Pins are individually software configurable as input or output. 1-bit and 4-bit read/write and test is possible. 4-bit pull-up resistors are software assignable. Output port for 1-bit data (for use as CMOS driver only). LCD segment signal output. LCD segment signal output. LCD common signal output. LCD power supply. Built-in voltage resistors. LCD power control. LCD clock output for display expansion. LCD synchronization clock output for LCD. display expansion. External clock timer/counter 0. input for dividing 5 25 26 P3.0 P3.1 Input Input D D 17 18 19 20 21 22 23 24 25 26 27 28 INT0 INT1 INT2 TCL0 TCLO0 - CLO BUZ LCDCK LCDSY Input A-4 I/O Input D I/O Input D P6.0-P6.3 I/O 29-32 KS0-KS3 Input D P8.0-P8.7 SEG0-SEG23 SEG24-SEG31 COM0-COM3 VLC0-VLC2 O O O O - 40-33 64-41 40-43 1-4 6-8 SEG24-SEG31 P8.0-P8.7 - Output Output Output Output - H-1 H H-1 H - BIAS LCDCK LCDSY I/O I/O TCL0 TCLO0 INT0 INT1 I I/O I 20 21 17 18 P1.3 P2.0 P1.0 P1.1 Input Input Input A-4 D A-4 Timer/counter 0 clock output. External interrupt. The triggering edge for INT0 and -3Total 11 Pages http://www.belling.com.cn 8/24/2006 Wrote by dipeng 4MASK LCDBL2456 INT1 is selectable. Only INT0 is synchronized with the system clock. INT2 KS0-KS3 CLO BUZ I I/O I/O I/O Quasi-interrupt with detection of rising edge signals. Quasi-interrupt input falling edge detection. CPU clock output. 2, 4, 8 or 16 kHz frequency output for buzzer sound with 4.19 MHz main system clock or 32.768 kHz subsystem clock. Crystal, ceramic or RC oscillator pins for main system clock. For external clock input, use XIN and input XIN's reverse phase to XOUT. Crystal oscillator pins for subsystem clock. For external clock input, use XTIN and input XTIN's reverse phase to XTOUT. Main power supply. Ground. Reset signal. Test signal input (must be connected to VSS). with 19 29-32 23 24 P1.2 P6.0-P6.3 P2.2 P2.3 Input Input Input Input A-4 D D D XIN, XOUT - 12,11 - - - XTIN, XTOUT - 14,15 - - - VDD VSS RESET TEST - 9 10 16 13 - Input - B - I / O Type A http://www.belling.com.cn Type C -4Total 11 Pages 8/24/2006 Wrote by dipeng 4MASK LCDBL2456 Type A-4(P1) Type D(P2, P3, P6) Type H(SEG/COM) Type H-1(P8) http://www.belling.com.cn -5Total 11 Pages 8/24/2006 Wrote by dipeng 4MASK LCDBL2456 Type B(RESET) 5 S3C72N4 PIN TO PIN , S3C72N4 BL2456 6 6.1 () Vdd VI1 VO IOH All I/O ports One I/O port active All I/O ports active One I/O port active () 6.2 http://www.belling.com.cn -0.3+6.5 -0.3Vdd+0.3 -0.3Vdd+0.3 -15 -30 +30(Peak value) +50 -10+70 V mA IOL TA Total value for ports 2 and 3 +60 Total Value for port 6 -6Total 11 Pages 8/24/2006 Wrote by dipeng 4MASK LCDBL2456 (TA = -40~+85, Vdd = 1.8v~5.5v) VIH1 VIH2 VIH3 VIL1 VIL2 VIL3 VOH1 VOH2 Vdd Vdd Vdd 0.3Vdd 0.2Vdd 0.1 Vdd-1.0 V V V VIH2 ,VIH3 0.7Vdd 16 Reset XINXOUT XTIN 23 16 Reset XINXOUT XTIN Vdd = 4.5v~5.5v IOH = -1mA 236 BIAS 0.8Vdd Vdd-0.1 Vdd = 4.5v~5.5v Vdd-2.0 IOH = -100uA 8(only) Vdd = 4.5v~5.5v IOL = 15mA 236 Vdd = 4.5v~5.5v IOL = 100uA 8(only) VIN = 0vVdd = 5v 1236 Vdd = 3v 25 50 100 200 120 50 100 250 500 170 3 5 3 5 45 45 0.6Vdd -0.2 0.4Vdd -0.2 0.2Vdd -0.2 0.6Vdd 0.4Vdd 0.2Vdd 0.4 2 V 1 100 200 400 800 220 6 15 6 15 90 90 0.6Vdd +0.2 0.4Vdd +0.2 0.2Vdd +0.2 8/24/2006 Wrote by dipeng VOL1 VOL2 RL1 RL2 VIN = 0vVdd = 5v Reset Vdd = 3v K, LCD COM COM COM SEG VLC0 VLC1 VLC2 http://www.belling.com.cn RLCD RCOM RSEG VDC VDS VLC0 VLC1 VLC2 TA = 25 Vdd = 5v Vdd = 3v Vdd = 5v Vdd = 3v Vdd = 5v (VLC0 -COMi) IO = 15uA (i = 0-3) Vdd = 5v (VLC0 -SEGi ) IO = 15uA (i = 0-31) TA = 25 TA = 25 TA = 25 -7Total 11 Pages mV mV V 4MASK LCDBL2456 Main operating Vdd = 5 V 10% CPU = fx/4 6.0MHz SCMOD = 0000B 4.19MHz Crystal oscillator C1 = C2 = 22 pF Vdd = 3 V 10% 6.0MHz 4.19MHz IDD1 3.5 2.5 8 5.5 1.6 1.2 4 3 IDD2 Main idel mode VDD = 5 V 10% CPU = fx/4 6.0MHz SCMOD = 0000B 4.19MHz Crystal oscillator C1 = C2 = 22 pF Vdd = 3 V 10% 6.0MHz 4.19MHz mA 1 0.9 2.5 2 0.5 0.4 1.0 0.8 IDD3 Sub operating VDD = 3 V 10% CPU = fxt/4 SCMOD = 1001B 32 KHz Crystal oscillator Sub idle mode VDD = 3 V 10% CPU = fxt/4 SCMOD = 1001B 32 KHz Crystal oscillator Stop mode VDD = 5 V 10% CPU = fxt/4 SCMOD = 1101B Stop mode VDD = 5 V 10% CPU = fx/4 SCMOD = 0100B 15 30 IDD4 6 15 uA IDD5 0.5 3 IDD6 1IDD1 ~IDD6 LCD 2IDD2 3 SCMOD 0100B, STOP http://www.belling.com.cn -8Total 11 Pages 8/24/2006 Wrote by dipeng 4MASK LCDBL2456 6.3 (TA = -40~+85, Vdd = 1.8v~5.5v) 4 ms 0.4 6.0 MHz Vdd = 4.5v~5.5v Vdd = 1.8v~4.5v 0.4 6.0 MHz 10 30 ms XIN XIN (tXH ,tXL ) 83.3 Vdd = 5v 0.4 R = 20KVdd=5v 2.0 R = 39 KVdd=3v 1.0 2 MHz ns RC (TA = -40~+85, Vdd = 1.8v~5.5v) Vdd = 4.5v~5.5v Vdd = 1.8v~4.5v 32 32 32.768 35 1.0 2 10 s KHz XTIN XTIN (tXTH , tXTL ) 100 KHz 5 15 us 7 http://www.belling.com.cn -9Total 11 Pages 8/24/2006 Wrote by dipeng 4MASK LCDBL2456 8 http://www.belling.com.cn - 10 Total 11 Pages 8/24/2006 Wrote by dipeng 4MASK LCDBL2456 9 829 7 A 200233 86-21-54272266 86-21-54264403 86-21-54264402 market@systron.sh.cn http://www.systron.sh.cn 1510 518026 86-755-33336777 86-755-33336788 sales_sz@sysrton.sh.cn http://www.belling.com.cn - 11 Total 11 Pages 8/24/2006 Wrote by dipeng |
Price & Availability of BL2456
 |
|
|
|
|
All Rights Reserved © IC-ON-LINE 2003 - 2022 |
| [Add Bookmark] [Contact Us] [Link exchange] [Privacy policy] |
|
Mirror Sites : [www.datasheet.hk]
[www.maxim4u.com] [www.ic-on-line.cn]
[www.ic-on-line.com] [www.ic-on-line.net]
[www.alldatasheet.com.cn]
[www.gdcy.com]
[www.gdcy.net] |