参数资料
型号: LTC1197IS8#TRPBF
厂商: Linear Technology
文件页数: 2/28页
文件大小: 0K
描述: IC A/DCONV 10BIT W/SHTDWN 8-SOIC
标准包装: 2,500
位数: 10
采样率(每秒): 500k
数据接口: MICROWIRE?,串行,SPI?
转换器数目: 1
功率耗散(最大): 25mW
电压电源: 单电源
工作温度: -40°C ~ 85°C
安装类型: 表面贴装
封装/外壳: 8-SOIC(0.154",3.90mm 宽)
供应商设备封装: 8-SOIC
包装: 带卷 (TR)
输入数目和类型: 1 个差分,单极
10
LTC1197/LTC1197L
LTC1199/LTC1199L
CS (Pin 1): Chip Select Input. A logic low on this input
enables the LTC1197/LTC1197L/LTC1199/LTC1199L.
Power shutdown is activated when CS is brought high.
+ IN, CH0 (Pin 2): Analog Input. This input must be free of
noise with respect to GND.
– IN, CH1 (Pin 3): Analog Input. This input must be free of
noise with respect to GND.
GND (Pin 4): Analog Ground. GND should be tied directly
to an analog ground plane.
VREF (Pin 5): LTC1197/LTC1197L Reference Input. The
reference input defines the span of the A/D converter and
must be kept free of noise with respect to GND.
DIN (Pin 5): LTC1199/LTC1199L Digital Data Input. The
A/D configuration word is shifted into this input.
DOUT (Pin 6): Digital Data Output. The A/D conversion
result is shifted out of this output.
CLK (Pin 7): Shift Clock. This clock synchronizes the serial
data transfer.
VCC (Pin 8): Positive Supply. This supply must be kept
free of noise and ripple by bypassing directly to the
analog ground plane. For LTC1199/LTC1199L, VREF is
tied internally to this pin.
+
CSMPL
BIAS AND
SHUTDOWN CIRCUIT
SERIAL PORT
VCC
CS
CLK
DOUT
+ IN (CH0)
– IN (CH1)
MICROPOWER
COMPARATOR
CAPACITIVE DAC
SAR
VREF
GND
PIN NAMES IN PARENTHESES
REFER TO THE LTC1199/LTC1199L
(DIN)
UU
U
PI FU CTIO S
BLOCK DIAGRA
W
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