| PART |
Description |
Maker |
| MK5009 |
Counter Time Base Circuit
|
Mostek
|
| DS1603 |
Elapsed Time Counter Module
|
Dallas Semiconductor
|
| SSA-24C667 1-1393124-7 SSA-24C668 |
CNT series Multifunction, Digital Time Delay Relay/Counter
|
Tyco Electronics
|
| MAX3212 MAX3212CAI MAX3212CWI MAX3212EAI MAX3212EW |
2.7V to 3.6V-Powered, 1μA Supply Current, 3-Driver/5-Receiver, True RS-232Transceiver
2.7V to 3.6V-Powered, 1A Supply Current, 3-Driver/5-Receiver, True RS-232Transceiver
2.7V to 3.6V-Powered, 1レA Supply Current, 3-Driver/5-Receiver, True RS-232Transceiver
2.7V to 3.6V-Powered / 1A Supply Current / 3-Driver/5-Receiver / True RS-232Transceiver
2.7V H106to 3.6V-Powered, G106E1043-Driver/5-Receiver, True RS-232 F105Transceiver(2.7~3.6V，自动关闭方式，235kbps，RS-232收发
|
MAXIM - Dallas Semiconductor
MAXIM[Maxim Integrated Products]
Maxim Integrated Products, 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
|
| E0C623E |
CMOS 4-Bit Single Chip Microcomputer Composed of the 4-Bit Core CPU E0C6200A, ROM, RAM,LCD Driver, Time Base Counter, Stopwatch Timer, SVD Circuit
|
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
|
| 74HCT4510 74HC4510 74HC4510PW 74HC4510D 74HC4510DB |
Quadruple D-Type Flip-Flops With Clear 16-TSSOP -40 to 85
BCD up/down counter HC/UH SERIES, SYN POSITIVE EDGE TRIGGERED 4-BIT BIDIRECTIONAL DECADE COUNTER, PDSO16
BCD up/down counter HC/UH SERIES, SYN POSITIVE EDGE TRIGGERED 4-BIT BIDIRECTIONAL DECADE COUNTER, PDIP16
BCD up/down counter BCD码向向下计数
|
NXP Semiconductors N.V.
PHILIPS[Philips Semiconductors]
|
| MC14020BCP MC14020BF MC14020BFEL MC14020 MC14020B |
14-Bit Binary Counter 14位二进制计数
14-Bit Binary Counter 4000/14000/40000 SERIES, ASYN NEGATIVE EDGE TRIGGERED 14-BIT UP BINARY COUNTER, PDSO16
|
ONSEMI[ON Semiconductor]
|
| HEF4510BT |
BCD up/down counter 4000/14000/40000 SERIES, SYN POSITIVE EDGE TRIGGERED 4-BIT BIDIRECTIONAL DECADE COUNTER, PDSO16
|
NXP Semiconductors N.V.
|
