參數(shù)資料
型號: TLV320ADC3001IYZHT
廠商: TEXAS INSTRUMENTS INC
元件分類: ADC
英文描述: 2-CH 16-BIT PROPRIETARY METHOD ADC, SERIAL ACCESS, PBGA16
封裝: GREEN, DSBGA-16
文件頁數(shù): 59/81頁
文件大小: 836K
代理商: TLV320ADC3001IYZHT
SLAS548C
– OCTOBER 2008 – REVISED APRIL 2011
Page 1 / Register 26: Dither Control
READ/
RESET
BIT
DESCRIPTION
WRITE
VALUE
D7
–D4
R/W
0000
DC Offset Into Input of Left ADC; Signed Magnitude Number in
±15-mV Steps
1111:
–105 mV
...
1011:
–45 mV
1010:
–30 mV
1001:
–15 mV
0000: 0 mV
0001: 15 mV
0010: 30 mV
0011: 45 mV
...
0111: 105 mV
D3
–D0
R/W
0000
DC Offset Into Input of Right ADC; Signed Magnitude Number in
±15-mV Steps
1111:
–105 mV
...
1011:
–45 mV
1010:
–30 mV
1001:
–15 mV
0000: 0 mV
0001: 15 mV
0010: 30 mV
0011: 45 mV
...
0111: 105 mV
Page 1 / Register 27 Through Page 1 / Register 50: Reserved
BIT
READ/
RESET
DESCRIPTION
WRITE
VALUE
D7
–D0
R
XXXX XXXX
Reserved. Do not write to these registers.
Page 1 / Register 51: MICBIAS Control
READ/
RESET
BIT
DESCRIPTION
WRITE
VALUE
D7
–D5
R
000
Reserved. Do not write any value other than reset value.
D4
–D3
R/W
00
00: MICBIAS2 is powered down.
01: MICBIAS2 is powered to 2 V.
10: MICBIAS2 is powered to 2.5 V.
11: MICBIAS2 is connected to AVDD.
D2
–D0
R
000
Reserved. Do not write any value other than reset value.
Page 1 / Register 52: Left ADC Input Selection for Left PGA
READ/
RESET
BIT
DESCRIPTION
WRITE
VALUE
D7
–D4
R/W
1111
Reserved. Do not write any value other than reset value.
D3
–D2
R/W
11
IN2L Pin (Single-Ended)(1)
00: 0-dB setting is chosen.
01:
–6-dB setting is chosen.
10: Is not connected to the left ADC PGA
11: Is not connected to the left ADC PGA
D1
–D0
R/W
11
IN1l(P) Pin (Single-Ended)(1)
00: 0-dB setting is chosen.
01:
–6-dB setting is chosen.
10: Is not connected to the left ADC PGA
11: Is not connected to the left ADC PGA
(1)
To maintain the same PGA output level for both single-ended and differential pairs, the single-ended inputs have a 2
× gain applied.
62
Copyright
2008–2011, Texas Instruments Incorporated
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