Information
Texas Instruments Signal Chain Guide 2013 | 39
ADCs by Architecture
Analog-to-Digital Converters – SAR ADCs
Unipolar Input SAR ADCs (continued)
Device
Res.
(Bits)
Sample-
Rate
(kSPS)
Power
(mW)
Number
of Input
Channels Interface
Input
Voltage (V) V
REF
Linearity
(%) NMC
SINAD
(dB)
HiRel
Avail. Package Price*
12-Bit SAR ADCs (continued)
TLC2551 12 400 15 1 SE Serial, SPI V
REF
Ext 0.024 12 72 N SOIC-8, VSSOP-8 3.95
TLC2555 12 400 15 1 Diff Serial, SPI V
REF
Int 0.024 12 72 N SOIC-8, MSOP-8 3.95
TLC2558 12 400 9.5 8 SE Serial, SPI 4 Int/Ext 0.024 12 71 N SOIC-20, TSSOP-20 5.30
TLC2554 12 400 9.5 4 SE Serial, SPI 4 Int/Ext 0.024 12 71 N SOIC-16, TSSOP-16 5.30
ADC128S022 12 200 1 8 SE Serial, SPI V
REF
(2.5 V) Ext 0.007 12 73 N TSSOP-16 2.25
ADC12xS021 12 200 2 4, 2, 1 SE Serial, SPI V
REF
(2.5 V) Ext 0.007 12 72 N VSSOP-10, 8
SOT23-6, WSON-6
1.80
AMC7823 12 200 100 8 SE I/O DAS Serial, SPI V
REF
(5.0) Int/Ext 0.024 12 74 N QFN-40 9.75
TLV2548 12 200 3.3 8 SE Serial, SPI +2, 4 Int/Ext 0.024 12 70 Y SOIC-20, TSSOP-20 4.85
TLV2544 12 200 3.3 4 SE Serial, SPI +2, 4 Int/Ext 0.024 12 70 Y SOIC-16, TSSOP-16 4.20
TLV2542 12 200 2.8 2 SE Serial, SPI V
REF
Ext 0.024 12 72 N SOIC-8, VSSOP-8 3.85
TLV2541 12 200 2.8 1 SE Serial, SPI V
REF
Ext 0.024 12 72 N SOIC-8, VSSOP-8 3.85
TLV2545 12 200 2.8 1 PDiff Serial, SPI
+5.5 (V
REF
= V
DD
)
Ext 0.024 12 72 N SOIC-8, VSSOP-8 3.85
TLV2553 12 200 2.43 11 SE Serial, SPI V
REF
Ext 0.024 12 — Y SOIC-20, TSSOP-20 3.40
TLV2556 12 200 2.43 11 SE Serial, SPI V
REF
Int/Ext 0.024 12 — Y SOIC-20, TSSOP-20 3.55
ADS7817 12 200 2.3 1 Diff Serial, SPI ±V
REF
at +V
REF
Ext 0.024 12 71 N SOIC-8, VSSOP-8 1.95
ADS7816 12 200 1.9 1 PDiff Serial, SPI V
REF
Ext 0.024 12 72 N PDIP, SOIC, VSSOP-8 1.95
ADS7844 12 200 0.84 8 SE/4 Diff Serial, SPI V
REF
, ±V
REF
at
V
REF
Ext 0.024 12 72 N SSOP-20 2.90
ADS7841 12 200 0.84 4 SE/2 Diff Serial, SPI V
REF
, ±V
REF
at
V
REF
Ext 0.024 12 72 Y SSOP-16 2.50
ADS7842 12 200 0.84 4 SE P12 V
REF
Ext 0.024 12 72 N SSOP-28 3.10
ADS7822 12 200 0.6 1 PDiff Serial, SPI V
REF
Ext 0.018 12 71 Y PDIP, SOIC, VSSOP-8 1.55
ADS7866 12 200 0.25 1 SE, 1 PDiff Serial, SPI V
DD
(1.2 V to
3.6 V)
Ext 0.024 12 70 N SOT23-6 1.85
ADC121C021 12 189 0.3 1 SE Serial, I
2
C V
REF
Ext 0.024 12 70 N SOT-6, VSSOP-8 1.16
ADC121C027 12 189 0.3 1 SE Serial, I
2
C V
REF
Ext 0.024 12 70 N SOT-6 1.16
ADS7829 12 125 0.6 1 PDiff Serial, SPI V
REF
Ext 0.018 12 71 N QFN-8 1.50
AMC7820 12 100 40 8 SE DAS Serial, SPI V
REF
(5.0) Int/Ext 0.024 12 72
(typ)
N TQFP-48 3.75
ADS7924 12 100 0.5 4 SE Serial, I
2
C V
REF
Ext 0.122 12 — N 3x3 QFN-16 1.25
TLC2543 12 66 5 11 SE Serial, SPI V
REF
Ext 0.024 12 — Y CDIP, PDIP, PLCC,
SOIC, SSOP-20
4.45
TLV2543 12 66 3.3 11 SE Serial, SPI V
REF
Ext 0.024 12 — N PDIP-20, SOIC-20,
SSOP-20
4.45
ADS7870 12 50 4.6 8 SE Serial, SPI PGA (1, 2, 4, 8,
10, 16, 20)
Int 0.06 12 72 N SSOP-28 4.15
ADS7823 12 50 0.75 1 SE Serial, I
2
C V
REF
Ext 0.024 12 71 N VSSOP-8 2.85
ADS7828 12 50 0.675 8 SE/4 Diff Serial, I
2
C V
REF
Int/Ext 0.024 12 71 Y TSSOP-16 3.35
ADS1286 12 37 1 1 PDiff Serial, SPI V
REF
Ext 0.024 12 72 N PDIP-8, SOIC-8 2.80
10-Bit SAR ADCs
ADS7884 10 3,000 15 1 SE Serial, SPI V
DD
(2.7 V to 5.5 V)
Ext (V
DD
) 0.781 10 61.7 N SOT23-6 1.60
ADS7948 10 2,000 7 2 PDiff Serial, SPI V
REF
Ext 0.0146 12 — N 3x3 QFN-16 1.70
TLV1578 10 1,250 12 8 SE P/0 V
REF
Ext 0.1 10 60 N TSSOP-32 3.85
TLV1571 10 1,250 12 1 SE P/0 V
REF
Ext 0.1 10 60 N SOIC-24, TSSOP-24 3.70
TLV1570 10 1,250 9 8 SE Serial, SPI 2V, V
REF
Int/Ext 0.1 10 60 N SOIC-20, TSSOP-20 3.80
TLV1572 10 1,250 8.1 1 SE Serial, SPI V
REF
Ext 0.1 10 60 N SOIC-8 3.30
ADS7887 10 1,250 8 1 SE Serial, SPI V
DD
(2.35 V to
5.25 V)
Ext (V
DD
) 0.073 10 61 N SOT23-6, SC70 1.50
ADS7957 10 1,000 12.5 16 SE Serial, SPI V
REF
(2.5 V) Ext 0.078 10 60 N TSSOP-38 3.90
ADS7956 10 1,000 12.5 12 SE Serial, SPI V
REF
(2.5 V) Ext 0.078 10 60 N TSSOP-38 3.30
*Suggested resale price in U.S. dollars in quantities of 1,000. See www.ti.com/hirel for HiRel options.