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MITSUBISHI[Mitsubishi Electric Semiconductor]
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| Part No. |
M66221FP M66221SP
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| OCR Text |
... CS, WE and OE control pins and I/O pins to allow independent and asynchronous read/write operations from/to shared memory individually. Thi...O2A 17 I/O3A 18 A PORT DATA I/O I/O4A 19 I/O5A 20 I/O6A 21 I/O7A 22 I/O8A 23 GND 2... |
| Description |
256 x 9-BIT MAIL-BOX
256 9-BIT MAIL-BOX
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| File Size |
117.61K /
11 Page |
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it Online |
Download Datasheet
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Philips
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| Part No. |
SC28L194 SC28L194_3
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| OCR Text |
INTEGRATED CIRCUITS
SC28L194 Quad UART for 3.3V and 5V supply voltage
Product specification Supersedes data of 1998 Sep 21 IC19 Data Han...O2a
I/O1a
I/O0a
DACKN
CEN
A0
W_RN
Vcc_i
Vcc_c
Vss_ic
46
45
44
... |
| Description |
Quad UART for 3.3V and 5V supply
From old datasheet system
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| File Size |
300.79K /
52 Page |
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it Online |
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Philips
NXP Semiconductors N.V.
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| Part No. |
SC28C94_2 SC28C94 SC28C94A1A SC28C94A1N
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| OCR Text |
INTEGRATED CIRCUITS
SC28C94 Quad universal asynchronous receiver/transmitter (QUART)
Product specification 1998 Aug 19 Replaces SC26C94 ...O2a-d I/O3a-d TDa-d
VSS
SD00158
Figure 1. Pin Configuration
* Programmable channel mode ... |
| Description |
Quad universal asynchronous receiver/transmitter (QUART)
From old datasheet system
Quad universal asynchronous receiver/transmitter QUART 四通用异步接收发送器夸脱
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| File Size |
235.14K /
38 Page |
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it Online |
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HITACHI[Hitachi Semiconductor]
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| Part No. |
HD74AC539
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| OCR Text |
...quiescent supply current Symbol I CC I CC Max 80 8.0 Unit A A Condition VIN = VCC or ground, VCC = 5.5 V, Ta = Worst case VIN = VCC or ground, VCC = 5.5 V, Ta = 25C
4
HD74AC539
AC Characteristics: HD74AC539
Ta = +25C CL = 50 pF Item... |
| Description |
Dual 1-of-4 Decoder with 3-State Output
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| File Size |
59.72K /
10 Page |
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it Online |
Download Datasheet |
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