AS1542-BTSU ams, AS1542-BTSU Datasheet - Page 5

• Manufacturer Part Number: AS1542-BTSU
• Description: Analog to Digital Converters - ADC
• Manufacturer: ams

Specifications of AS1542-BTSU

• Rohs: yes
• Number Of Channels: 16/8
• Architecture: SAR
• Conversion Rate: 1 MSPs
• Resolution: 12 bit
• Input Type: Single-Ended/Differential
• Snr: 71 dB
• Interface Type: QSPI, SPI
• Operating Supply Voltage: 2.7 V to 5.25 V
• Maximum Operating Temperature: + 85 C
• Mounting Style: SMD/SMT
• Package / Case: TSSOP-28
• Maximum Power Dissipation: 18.4 mW
• Minimum Operating Temperature: - 40 C
• Number Of Converters: 1

AS1542
Data Sheet - E l e c t r i c a l C h a r a c t e r i s t i c s
6 Electrical Characteristics
V
T
Table 3. Electrical Characteristics
www.austriamicrosystems.com
DC Accuracy
Dynamic Specifications 50kHz sinewave input
AMB
DD
Symbol
SINAD
SINAD
SFDR
SFDR
SNR
THD
SNR
THD
DNL
IMD
INL
= V
= -40 to +85°C. Typical values at T
DRIVE
Intermodulation Distortion
Total Harmonic Distortion
Total Harmonic Distortion
Spurious-Free Dynamic
Spurious-Free Dynamic
Differential Nonlinearity
Zero Code Error Match
Zero Code Error Match
= 2.7 to 5.25V, REFIN = 2.5V, f
Full Power Bandwidth
Signal-to-Noise Ratio
Signal-to-Noise Ratio
Channel-to-Channel
Integral Nonlinearity
Offset Error Match
Offset Error Match
Gain Error Match
Gain Error Match
Gain Error Match
Gain Error Match
Signal to Noise +
Signal to Noise +
Zero Code Error
Zero Code Error
Distortion Ratio
Offset Error
Offset Error
Parameter
Resolution
Gain Error
Gain Error
Gain Error
Gain Error
Distortion
Isolation
Range
Range
AMB
Guaranteed No Missed Codes to 12 Bits
Bit SE/FDN = 0,
bit CODING = 1
bit CODING = 0
Bit RANGE = 1,
Bit RANGE = 0,
bit SE/FDN = 0,
bit CODING = 0
Bit SE/FDN = 1,
bit SE/FDN = 1
f
f
A
B
= +25°C and V
= 40.1kHz,
SCLK
= 41.5kHz
Straight Binary Output Coding;
= 20MHz (50% Duty cycle), V
Revision 1.00
f
IN
Condition
@ 0.1dB
@ 3dB
= 400kHz
DD
Second Order Terms
Third Order Terms
= V
Bit RANGE = 1
Bit RANGE = 0
Bit RANGE = 1
Bit RANGE = 0
DRIVE
= 5.25V (unless otherwise specified).
CMIN
-0.95
69.5
Min
= V
68
73
REFIN
/2 (when SE/FDN = 0),
±0.6
±0.6
±0.6
±0.5
±0.6
±0.5
71.2
71.8
71.5
±0.5
±0.5
±0.5
±0.5
Typ
-82
-83
-83
-91
-79
3.6
84
71
85
35
+1.2
Max
-71
12
±1
±4
±4
±4
±4
±4
±4
±4
±4
MHz
Unit
LSB
LSB
LSB
LSB
LSB
LSB
LSB
LSB
LSB
LSB
LSB
LSB
LSB
LSB
LSB
LSB
LSB
LSB
Bits
5 - 29
dB
dB
dB
dB
dB
dB
dB
dB
dB
dB