AV9155-23N28L Просмотр технического описания (PDF) - Integrated Circuit Systems
Номер в каталоге
Компоненты Описание
производитель
AV9155-23N28L Datasheet PDF : 11 Pages
| |||
AV9155
Pin Configuration
20-Pin DIP or SOIC
20-Pin DIP or SOIC
Pin Descriptions for AV 9155-01, 9155-02
PIN
N UMBER
PIN N AME
1
1.843 MHz
2
X2
3
X1
4
VDD
5
GND
6
16 M Hz/32 M Hz
7
24 MHz
8
12 MHz
9
AGND
10
OE
11
FS2
12
PD#
13
14.318 MHz
14
14.318 MHz
15
GND
16
VDD
17
2XCPU
18
CPU
19
FS1
20
FS0
TYPE
O utput
O utput
Inp ut
-
-
O utput
O utput
O utput
-
Inp ut
Inp ut
Inp ut
O utput
O utput
-
-
O utput
O utput
Inp ut
Inp ut
DESCRIPTIO N
1.84 M Hz clock output.
C rystal connection.
C rystal connection.
Digital power supply (3.3V or 5.0V).
Digital Ground.
16 M Hz (-01) or 32 M Hz (-02) clock output.
24 M Hz floppy disk/combination I/O clock output.
12 M Hz keyboard clock output.
Analog ground (original version).
O utput enable. Tristates all outputs when low. (Has internal pull-up.)
C PU clock frequency select #2. (Has internal pull-up.)
Power-down. Shuts off entire chip when low. (Has internal pull-up.)
14.318 M Hz reference clock output.
14.318 M Hz reference clock output.
Digital ground.
Digital power supply (3.3V or 5.0V).
2X C PU clock output.
1X C PU clock output.
C PU clock frequency select #1. (Has internal pull-up.)
C PU clock frequency select #0. (Has internal pull-up.)
2
Share Link: 