参数资料
型号: AD9979BCPZRL
厂商: Analog Devices Inc
文件页数: 38/56页
文件大小: 0K
描述: IC PROCESSOR CCD 14BIT 48-LFCSP
标准包装: 1
类型: CCD 信号处理器,14 位
输入类型: 逻辑
输出类型: 逻辑
接口: 3 线串口
电流 - 电源: 48mA
安装类型: 表面贴装
封装/外壳: 48-VFQFN 裸露焊盘,CSP
供应商设备封装: 48-LFCSP-VQ(7x7)
包装: 标准包装
其它名称: AD9979BCPZRLDKR
AD9979
Rev. C | Page 43 of 56
COMPLETE REGISTER LISTING
All addresses and default values are expressed in hexadecimal. When an address contains less than 28 data bits, all remaining bits must be
written as 0s.
Table 24. AFE Registers
Address
Data Bit
Content
Default
Value
Update
Type
Name
Description
00
[1:0]
3
SCK
STANDBY
Standby modes.
0 = normal operation (full power).
1 = reference standby mode.
2 = total shutdown mode (lowest power).
3 = total shutdown mode (lowest power).
[2]
1
REFBUF_PWRDN
Reference buffer for REFT and REFB power control.
0 = REFT/REFB internally driven.
1 = REFT/REFB not driven.
[3]
1
CLAMPENABLE
Clamp enable control.
0 = disable black clamp.
1 = enable black clamp.
[5:4]
0
TESTMODE
Test operation only. Set to 0.
[6]
0
PBLK_LVL
PBLK level control.
0 = blank to 0.
1 = blank to clamp level.
[7]
0
DCBYP
DC restore circuit control.
0 = enable dc restore circuit during PBLK.
1 = bypass dc restore circuit during PBLK.
[9:8]
0
CDSMODE
CDS operation.
0 = normal (inverting) CDS mode.
1 = sample/hold amplifier (SHA) mode.
2 = positive (noninverting) CDS mode.
3 = invalid. Do not use.
[16:10]
0
TESTMODE
Test operation only. Set to 0.
[27:17]
Unused
Set unused bits to 0.
01
[1:0]
0
SCK
TESTMODE
Test operation only. Set to 0.
[2]
0
GRAYENCODE
Gray coding ADC outputs.
0 = disable.
1 = enable.
[3]
0
TESTMODE
Test operation only. Set to 0.
[4]
1
TESTMODE
Test operation only. Set to 0.
[27:5]
Unused
Set unused bits to 0.
02
[0]
0
TESTMODE
Test operation only. Set to 0.
[27:1]
Unused
Set unused bits to 0.
03
[23:0]
FFFFFF
TESTMODE
Test operation only. Set to FFFFFF.
[27:24]
Unused
Set unused bits to 0.
04
[1:0]
1
VD
CDSGAIN
CDS gain setting.
0 = 3 dB.
1 = 0 dB (default).
2 = +3 dB.
3 = +6 dB.
[27:2]
Unused
Set unused bits to 0.
05
[9:0]
F
VD
VGAGAIN
VGA gain. 6 dB to 42 dB in 0.035 dB per step.
[27:10]
Unused
Set unused bits to 0.
06
[9:0]
1EC
VD
CLAMPLEVEL
Optical black clamp level; 0 LSB to 1023 LSB (1 LSB per step).
[27:10]
Unused
Set unused bits to 0.
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