LTC1414 Datasheet, PDF (20/20 Pages) Linear Technology – 14-Bit, 2.2Msps, Sampling A/D Converter

LTC1414
TYPICAL APPLICATIO
2.2MHz, 14-Bit Sampling ADC
DIFFERENTIAL ANALOG INPUT
–2.5V TO 2.5V
V_REF OUT
2.5V
1µF
14-BIT
PARALLEL
BUS
1 _AIN+
AV_DD ²⁸
2 _AIN–
AGND ²⁷
3
LTC1414
V_REF
V_SS
26
10µF
4 _{REFCOMP BUSY} 25
5 _AGND
CONVST ²⁴
6 ^{D13 (MSB)}
7 ^D12
8 ^D11
9 ^D10
10 ^D9
11 ^D8
12 ^D7
13 ^D6
14 ^OGND
DGND ²³
DV_DD ²²
OV_DD ²¹
D0 ²⁰
D1 ¹⁹
D2 ¹⁸
D3 ¹⁷
D4 ¹⁶
D5 ¹⁵
5V
–5V
10µF
10µF
0.1µF
5V
1414 TA03
RELATED PARTS
PART NUMBER
LTC1412
LTC1415
LTC1416
LTC1417
LTC1418
LTC1419
LTC1604
LT1460
DESCRIPTION
Low Power, 12-Bit ,3Msps, ADC
Single 5V, 12-Bit, 1.25Msps, ADC
Low Power, 14-Bit, 400ksps, ADC
Very Low Power, 14-Bit, 400ksps, ADC
Very Low Power, 14-Bit, 200ksps, ADC
Low Power, 14-Bit, 800ksps, ADC
High Speed, 16-Bit, 333ksps, ADC
Micropower Precision Series Reference
COMMENTS
Nyquist Sampling, 150mW, 72dB SINAD
Single Supply, 55mW Dissipation
±5V Supplies, 75mW Dissipation
20mW, 5V or ±5V Supply, Serial I/O in 16-Pin SSOP
15mW, 5V or ±5V Supply, Serial or Parallel I/O
True 14-Bit Linearity, 81.5dB SINAD, 150mW Dissipation
90dB SINAD, –100dB THD, 220mW Dissipation
0.075% Accuracy, 10ppm/°C Drift
20 Linear Technology Corporation
1630 McCarthy Blvd., Milpitas, CA 95035-7417
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1414f LT/TP 0399 4K • PRINTED IN USA
© LINEAR TECHNOLOGY CORPORATION 1998