參數資料
型號: LTC2182IUP#TRPBF
廠商: LINEAR TECHNOLOGY CORP
元件分類: ADC
英文描述: 2-CH 16-BIT PROPRIETARY METHOD ADC, PARALLEL ACCESS, PQCC64
封裝: 9 X 9 MM, LEAD FREE, PLASTIC, MO-220WNJR-5, QFN-64
文件頁數: 10/36頁
文件大?。?/td> 3836K
代理商: LTC2182IUP#TRPBF
LTC2182/LTC2181/LTC2180
18
218210f
FUNCTIONAL BLOCK DIAGRAM
Figure 1. Functional Block Diagram
D1_0_1/D1_0_1+toD1_14_15/D1_14_15+(Pins43/44,
45/46, 47/48, 49/50, 51/52, 53/54, 55/56, 57/58): Chan-
nel 2 Double Data Rate Digital Outputs. Two data bits are
multiplexedontoeachdifferentialoutputpair.Theevendata
bits (D0, D2, D4, D6, D8, D10, D12, D14) appear when
CLKOUT+ is low. The odd data bits (D1, D3, D5, D7, D9,
D11, D13, D15) appear when CLKOUT+ is high.
OF2_1/OF2_1+ (Pins 59/60): Over/Under Flow Digital
Output. OF2_1+ is high when an overflow or underflow
has occurred. The over/under flow for both channels
are multiplexed onto this pin. Channel 2 appears when
CLKOUT+ is low, and Channel 1 appears when CLKOUT+
is high.
DIFF
REF
AMP
REF
BUF
2.2F
0.1F
INTERNAL CLOCK SIGNALS
REFH
REFL
CLOCK/DUTY
CYCLE
CONTROL
RANGE
SELECT
1.25V
REFERENCE
ENC+
REFH
REFL
ENC
CORRECTION
LOGIC
SDO
CS
OGND
OF1
OVDD
D1_15
CLKOUT
CLKOUT+
D1_0
218210 F01
SENSE
VREF
CH 1
ANALOG
INPUT
2.2F
VCM1
0.1F
VDD/2
OUTPUT
DRIVERS
MODE
CONTROL
REGISTERS
SCK
PAR/SER
SDI
GND
S/H
16-BIT
ADC CORE
CH 2
ANALOG
INPUT
S/H
16-BIT
ADC CORE
VCM2
0.1F
OF2
D2_15
D2_0
VDD
PIN FUNCTIONS
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LTC2181CUP#PBF 2-CH 16-BIT PROPRIETARY METHOD ADC, PARALLEL ACCESS, PQCC64
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