參數(shù)資料
型號: MAX1464AAI+T
廠商: Maxim Integrated Products
文件頁數(shù): 25/47頁
文件大?。?/td> 0K
描述: IC SENSOR SIGNAL COND 28-SSOP
產(chǎn)品培訓(xùn)模塊: Lead (SnPb) Finish for COTS
Obsolescence Mitigation Program
標準包裝: 2,000
類型: 信號調(diào)節(jié)器
輸入類型: 模擬
輸出類型: 邏輯
接口: SPI
電流 - 電源: 890µA
安裝類型: 表面貼裝
封裝/外殼: 28-SSOP(0.209",5.30mm 寬)
供應(yīng)商設(shè)備封裝: 28-SSOP
包裝: 帶卷 (TR)
MAX1464
Low-Power, Low-Noise Multichannel
Sensor Signal Processor
31
Maxim Integrated
SE[3:0]
PGA
RANGE (V/V)
ADC
+INPUT
ADC
-INPUT
DESCRIPTION
0001
0.99
VBG
VSS
Bandgap voltage.
0010
0.99 to 244
OUTnSM
VSS
Output of small op-amp n.
0011
0.99 to 244
OUTnLG
VSS
Output of large op-amp n.
0100
0.7*
VDD**
VSS
Power-supply voltage.
0101
0.7*
VSS
Power-supply ground.
0110
0.7*
DACn_OUT using
OUTnSM
VSS
DACn output through small op-amp n configured
as unity-gain buffer.
0111
0.7*
DACn_OUT using
OUTnLG
VSS
DACn output through large op-amp n configured
as unity-gain buffer.
1000
0.99 to 244
INPn
VSS
Single-ended input on INPn.
1001
0.99 to 244
INMn
VSS
Single-ended input on INMn.
Table 7. Single-Ended (SE[3:0])
*
The PGA operates at a fixed reduced gain of 0.7V/V to enable conversion of input signals at and near VDD and VSS. This gain set-
ting is not selectable.
**
When measuring VDD, use the external reference or the 4 x VBG setting.
BIT
NAME
DESCRIPTION
15–11
PGA1[4:0]
Programmable-gain amplifier setting to use during conversion of channel 1. PGA1[4] = MSB.
10–8
CLK1[2:0]
ADC clock setting to use during conversion of channel 1. CLK1[2] = MSB.
7
Unused.
6–4
RES1[2:0]
ADC resolution setting to use during conversion of channel 1. RES1[2] = MSB.
3
CO1[3]
Coarse-offset sign bit.
2–0
CO1[2:0]
Coarse-offset DAC setting to use during conversion of channel 1. CO1[2] = MSB.
Table 8. ADC_Config_1A (Address = 02h)
BIT
NAME
DESCRIPTION
15–7
Unused.
6–4
BIAS1[2:0]
ADC bias setting to use during conversion of channel 1. BIAS1[2] = MSB.
3–2
Unused.
1–0
REF1[1:0]
Reference select for conversion on channel 1. REF1[1] = MSB.
Table 9. ADC_Config_1B (Address = 03h)
BIT
NAME
DESCRIPTION
15–11
PGA2[4:0]
Programmable-gain amplifier to use during conversion of channel 2. PGA[4] = MSB.
10–8
CLK2[2:0]
ADC clock setting to use during conversion of channel 2. CLK2[2] = MSB.
7
Unused.
6
RES2[2:0]
ADC resolution setting to use during conversion of channel 2. RES2[2] = MSB.
3
CO2[3]
Coarse-offset DAC sign bit.
2–0
CO2[2:0]
Coarse-offset DAC setting to use during conversion of channel 2. CO2[2] = MSB.
Table 10. ADC_Config_2A (Address = 05h)
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