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даташит 87C257 IC Даташиты PDF |
| Номер в каталоге | Описание | Производители | ||
| 1 | 87C257 | ADDRESS LATCHED 256K 32K x 8 UV EPROM and OTP EPROM M87C257
ADDRESS LATCHED 256K (32K x 8) UV EPROM and OTP EPROM
INTEGRATED ADDRESS LATCH FAST ACCESS TIME: 45ns LOW POWER “CMOS” CONSUMPTION: – Active Current 30mA – Standby Current 100µA PROGRAMMING VOLTAGE: 12.75V ELECTRONIC SIGNATURE for AUTOMATED PROGRAMMING PROGRAMMING TIMES of AROUND 3sec. (PRESTO II ALGORITHM)
28
1
FDIP28W (F)
PLCC32 (C)
Figure 1. Logic Diagram DESCRIPTION The M87C257 is a high speed 262,144 bit UV erasable and electrically programmable EPROM. The M87C257 incorporates latches for all |
 STMicroelectronics |
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87 даташита ( переписка ) |
| Номер в каталоге | Описание | Производители | |
| 87HFR60M | STANDARD RECOVERY DIODES Bulletin I20203 rev. C 03/04
85HF(R) SERIES
STANDARD RECOVERY DIODES Stud Version
Features
High surge current capability Stud cathode and stud anode version Leaded version available Types up to 1600V VRRM
85 A
Typical Applications
Battery charges Converters Power supplies Mac |
 International Rectifier |
 |
| 87C748 | 80C51 8-bit microcontroller family 2K/64 OTP/ROM/ low pin count INTEGRATED CIRCUITS
83C748/87C748 80C51 8-bit microcontroller family 2K/64 OTP/ROM, low pin count
Preliminary specification Supersedes data of 1998 Apr 23 IC20 Data Handbook 1999 Apr 15
Philips Semiconductors
Philips Semiconductors
Preliminary specification
80C51 8-bit micro |
 NXP Semiconductors |
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| 87C51FC | 80C51 8-bit microcontroller family 8K.64K/256.1K OTP/ROM/ROMless/ low voltage 2.7V.5.5V/ low power/ high speed 33 MHz INTEGRATED CIRCUITS
8XC52/54/58/80C32 8XC51FA/FB/FC/80C51FA 8XC51RA+/RB+/RC+/RD+/80C51RA + 80C51 8-bit microcontroller family
8K–64K/256–1K OTP/ROM/ROMless, low voltage (2.7V–5.5V), low power, high speed (33 MHz)
Product specification Supersedes data of 1998 Jun 04 IC20 Da |
NXP Semiconductors |
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| 87HF80 | STANDARD RECOVERY DIODES Bulletin I20203 rev. C 03/04
85HF(R) SERIES
STANDARD RECOVERY DIODES Stud Version
Features
High surge current capability Stud cathode and stud anode version Leaded version available Types up to 1600V VRRM
85 A
Typical Applications
Battery charges Converters Power supplies Mac |
International Rectifier |
|
| 87HFR40M | STANDARD RECOVERY DIODES Bulletin I20203 rev. C 03/04
85HF(R) SERIES
STANDARD RECOVERY DIODES Stud Version
Features
High surge current capability Stud cathode and stud anode version Leaded version available Types up to 1600V VRRM
85 A
Typical Applications
Battery charges Converters Power supplies Mac |
International Rectifier |
|
| 87C51SL | KEYBOARD CONTROLLER 8XC51SL LOW VOLTAGE 8XC51SL KEYBOARD CONTROLLER
80C51SL CPU with RAM and I O VCC e 5V g10% 81C51SL 16K ROM Preprogrammed with SystemSoft Keyboard Controller and Scanner
Firmware VCC e 5V g10% 83C51SL 16K Factory Programmed ROM VCC e 5V g10% 87C51SL 16K OTP ROM VCC e 5V g10% Low |
 Intel |
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| 87C54 | 80C51 8-bit microcontroller family 8K.64K/256.1K OTP/ROM/ROMless/ low voltage 2.7V.5.5V/ low power/ high speed 33 MHz INTEGRATED CIRCUITS
8XC52/54/58/80C32 8XC51FA/FB/FC/80C51FA 8XC51RA+/RB+/RC+/RD+/80C51RA + 80C51 8-bit microcontroller family
8K–64K/256–1K OTP/ROM/ROMless, low voltage (2.7V–5.5V), low power, high speed (33 MHz)
Product specification Supersedes data of 1998 Jun 04 IC20 Da |
NXP Semiconductors |
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| 87973I-147 | 1-to-12 LVCMOS/ LVTTL Clock Multiplier/ Zero Delay Buffer Low Skew, 1-to-12 LVCMOS/ LVTTL Clock Multiplier/ Zero Delay Buffer
87973I-147
Data Sheet
PRODUCT DISCONTINUATION NOTICE - LAST TIME BUY EXPIRES MAY 6, 2017
General Description
Features
The 87973I-147 is a LVCMOS/LVTTL clock generator. The 87973I-147 has three selectable inp |
 IDT |
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| 87HFR20M | STANDARD RECOVERY DIODES Bulletin I20203 rev. C 03/04
85HF(R) SERIES
STANDARD RECOVERY DIODES Stud Version
Features
High surge current capability Stud cathode and stud anode version Leaded version available Types up to 1600V VRRM
85 A
Typical Applications
Battery charges Converters Power supplies Mac |
International Rectifier |
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| 87CNQ020SM | SCHOTTKY RECTIFIER
PD-20541 rev. E 10/99
87CNQ020 87CNQ020SM 87CNQ020SL
SCHOTTKY RECTIFIER 80 Amp
Major Ratings and Characteristics Characteristics
I F(AV) Rectangular waveform VRRM I FSM @ tp = 5 µs sine VF TJ @ 40 Apk, TJ= 125 °C (per leg) range - 55 to 150
Description/F |
International Rectifier |
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