参数资料
型号: AD8116JSTZ
厂商: Analog Devices Inc
文件页数: 27/29页
文件大小: 0K
描述: IC VIDEO CROSSPOINT SWIT 128LQFP
产品变化通告: Mold Change 11/Jul/2012
标准包装: 1
功能: 视频交叉点开关
电路: 1 x 16:16
电压电源: 双电源
电压 - 电源,单路/双路(±): ±4.5 V ~ 5.5 V
电流 - 电源: 75mA
工作温度: 0°C ~ 70°C
安装类型: 表面贴装
封装/外壳: 128-LQFP
供应商设备封装: 128-LQFP(14x14)
包装: 托盘
AD8116
–6–
REV. B
PIN FUNCTION DESCRIPTIONS
Pin Name
Pin Numbers
Pin Description
INxx
2, 4, 6, 8, 10, 12, 14, 16, 18,
Analog Inputs; xx = Channel No. 00 thru 15.
20, 22, 24, 26, 28, 30, 32
DATA IN
37, 126
Serial Data Input, TTL Compatible.
CLK
36, 125
Serial Clock, TTL Compatible. Falling edge triggered.
DATA OUT
35, 124
Serial Data Out, TTL Compatible.
UPDATE
38, 123
Enable (Transparent) “Low.” Allows serial register to connect directly to switch
matrix. Data latched when “high.”
RESET
39, 122
Disable Outputs, Enable “Low.”
CE
40, 121
Chip Enable, Enable “Low.” Must be “low” to clock in & latch data.
OUTyy
65, 67, 69, 71, 73, 75, 77, 79,
Analog Outputs yy = Channel Nos. 00 thru 15.
81, 83, 85, 87, 89, 91, 93, 95
AGND
1, 3, 5, 7, 9, 11, 13, 15, 17, 19,
Analog Ground for inputs and switch matrix.
21, 23, 25, 27, 29, 31, 33, 128
DVCC
34, 127
+5 V for Digital Circuitry.
DGND
41, 120
Ground for Digital Circuitry.
DVEE
42, 119
–5 V for Digital Circuitry.
AVEE
43, 44, 45, 116, 117, 118
–5 V for Inputs and Switch Matrix.
AVCC
46, 47, 48, 113, 114, 115
+5 V for Inputs and Switch Matrix.
AGNDxx
56–63, 97–104
Ground for Output Amp, xx = Output Channel Nos. 00 thru 15. Must be connected.
AVCC00
96
+5 V for Output Channel 00. Must be connected.
AVCC15
64
+5 V for Output Channel 15. Must be connected.
AVCCxx/yy
68, 72, 76, 80, 84, 88, 92
+5 V for Output Amplifier that is shared by Channel Nos. xx and yy. Must be connected.
AVEExx/yy
66, 70, 74, 78, 82, 86, 90, 94
–5 V for Output Amplifier that is shared by Channel Nos. xx and yy. Must be connected.
Figure 5. I/O Pin Schematics
ESD
INPUT
VCC
VEE
a. Analog Input
ESD
OUTPUT
VCC
VEE
b. Analog Output
ESD
RESET
VCC
20k
c. Reset Input
ESD
INPUT
VCC
VEE
d. Logic Input
ESD
OUTPUT
VCC
VEE
2k
e. Logic Output
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