參數(shù)資料
型號: AK9844
廠商: Asahi Kasei Microsystems Co.,Ltd
英文描述: Aluminum Snap-In Capacitor; Capacitance: 390uF; Voltage: 160V; Case Size: 22x25 mm; Packaging: Bulk
中文描述: 4Kbit EEPROM,帶有4通道8位D / A轉(zhuǎn)換
文件頁數(shù): 2/17頁
文件大小: 156K
代理商: AK9844
ASAHI KASEI
[AK9844]
DAD02E-00
1999/05
- 2 -
Ordering Guide
AK9844F
-20 to 70
°
C
14-pin SOP (1.27mm pitch)
Pin Layout
Pin Description
No.
1
2
Pin Name
GND
PROTECT
I/O
-
I
Function
Ground Pin, 0V
Protect Pin
"L" : Programming to the D/A Section of EEPROM is
disabled.
"H" : Normal operation
Power-down Pin
"L" : Power down mode
"H" : Normal mode
Power Supply
Voltage Reference Input1
The analog output ranges of the AO0 and the AO1 are set
by the VREF1 pin.
Analog Output Pins (8-bit D/A outputs)
3
PD
I
4
5
VCC
VREF1
-
I
6
7
8
AO0
AO1
AO2
AO3
VREF2
O
10
I
Voltage Reference Input2
The analog output ranges of the AO2 and the AO3 are set
by the VREF2 pin.
Chip Select Pin (Schmitt-trigger input)
Serial Clock Pin (Schmitt-trigger input)
Serial Data Input Pin
Serial Data Output Pin
11
12
13
14
CS
SK
DO
DI
I
I
O
I
相關(guān)PDF資料
PDF描述
AK9844F Aluminum Snap-In Capacitor; Capacitance: 470uF; Voltage: 160V; Case Size: 25x25 mm; Packaging: Bulk
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