| PART |
Description |
Maker |
| AMIS-70020 |
Power Failure Elapsed Time Counter
|
AMI[AMI SEMICONDUCTOR]
|
| SSA-24C667 1-1393124-7 SSA-24C668 |
CNT series Multifunction, Digital Time Delay Relay/Counter
|
Tyco Electronics
|
| DS1672S-33/TAMPR |
I<sup>2</sup>C 32-Bit Binary Counter RTC 0 TIMER(S), REAL TIME CLOCK, PDSO8
|
Maxim Integrated Products, Inc.
|
| 74LS90 SN74LS93D SN74LS93N |
DECADE COUNTER; DIVIDE-BY-TWELVE COUNTER; 4-BIT BINARY COUNTER
|
Motorola, Inc
|
| MAX232A MAX232AC MAX232ACPE MAX232ACSE MAX232ACWE |
5V-powered, multichannel RS-232 driver-receiver.
5V-Powered, Multichannel RS-232 Drivers/Receivers
5V-Powered Multichannel RS-232 Drivers/Receivers
From old datasheet system
|
MAXIM[Maxim Integrated Products]
MAXIM - Dallas Semiconductor
|
| E0C624C |
CMOS 4-Bit Single Chip Microcomputer Composed of the 4-Bit Core CPU E0C6200, ROM, RAM,Serial Interface，Dot Matrix LCD Driver, Time Base Counter
|
爱普生（中国）有限公
|
| E0C6247 |
CMOS 4-Bit Single Chip Microcomputer Composed of the 4-Bit Core CPU E0C6200A, ROM, RAM,Serial Interface，Dot Matrix LCD Driver, Time Base Counter，SVD
|
爱普生（中国）有限公
|
| 22PCAFB6G 22PCCEB2G 22PCAEB2G 22PCFEB2G 22PCFNB2G |
I2C, 32-Bit Binary Counter Watchdog RTC with Trickle Charger and Reset Input/Output
RAMified Watchdog Timekeeper
Y2K-Compliant Watchdog RTC with NV Control
Serial Port iButton Holder
I2C, 32-Bit Binary Counter Watchdog Clock
Front Panel iButton Holder
Signal Conditioner 信号调理
I<sup>2</sup>C, 32-Bit Binary Counter Watchdog RTC with Trickle Charger and Reset Input/Output 信号调理
Digital Thermometer and Thermostat 信号调理
Real-Time Clock with NV RAM Control 信号调理
Parallel Port Button Holder 信号调理
1-Wire Network Cables 信号调理
4Meg, Nonvolatile, Y2K-Compliant Timekeeping RAM
|
Infineon Technologies AG
Bourns, Inc.
Advanced Interconnections, Corp.
Air Cost Control
Samtec, Inc.
Electronic Theatre Controls, Inc.
|
| MAX244C/D MAX236C/D MAX245C/D MAX232AC/D MAX237C/D |
Transceiver
Line Driver
+5V-powered,Multi-Channel RS-232 driver / receiver
+5V-Powered，Multi-Channel RS-232 Drivers/Receivers
|
Maxim Integrated Products, Inc.
收发
|
| 74HC393BQ115 74HC393DB |
Dual 4-bit binary ripple counter; Package: SOT762-1 (DHVQFN14); Container: Reel Pack, SMD, 7" HC/UH SERIES, ASYN NEGATIVE EDGE TRIGGERED 4-BIT UP BINARY COUNTER, PQCC14
Dual 4-bit binary ripple counter 位二进制纹波计数
|
NXP Semiconductors N.V.
|
| MC14553BCPG |
3−Digit BCD Counter 4000/14000/40000 SERIES, SYN NEGATIVE EDGE TRIGGERED 12-BIT UP DECADE COUNTER, PDIP16
|
ON Semiconductor
|
