ZADCS1242VIS16T ZMDI, ZADCS1242VIS16T Datasheet - Page 11

• Manufacturer Part Number: ZADCS1242VIS16T
• Description: Analog to Digital Converters - ADC ADC
• Manufacturer: ZMDI

Specifications of ZADCS1242VIS16T

• Product Category: Analog to Digital Converters - ADC
• Rohs: yes
• Number Of Channels: 4/2
• Architecture: SAR
• Conversion Rate: 200 KSPs
• Resolution: 12 bit
• Input Type: Single-Ended/Differential
• Snr: 70 dB
• Interface Type: Microwire, QSPI, SPI
• Operating Supply Voltage: 2.7 V to 5.25 V
• Maximum Operating Temperature: + 85 C
• Mounting Style: SMD/SMT
• Package / Case: SSOP-16
• Maximum Power Dissipation: 250 mW
• Minimum Operating Temperature: - 25 C
• Number Of Converters: 1
• Voltage Reference: 2.5 V

1.5. Electrical Characteristics
1.5.1.
(VDD = +2.7V to + 5.25V; f
Parameter
DC Accuracy
Resolution
Relative Accuracy
No Missing Codes
Differential Nonlinearity
Offset Error
Gain Error
Gain Temperature Coefficient
Dynamic Specifications (10kHz sine-wave input, 0V to 2.500Vpp, 200ksps, 3.2MHz external clock)
Signal-to-Noise + Distortion Ratio
Total Harmonic Distortion
Spurious-Free Dynamic Range
Small-Signal Bandwidth
Conversion Rate
Sampling Time
(= Track/Hold Acquisition Time)
Conversion Time
Aperture Delay
Aperture Jitter
External Clock Frequency
Internal Clock Frequency
Analog Inputs
Input
Ended and Differential
Input Capacitance
Data Sheet
October 12, 2011

OPmax
ZADCS1282/1242/1222
12-Bit, 200ksps, ADC Family
)
Voltage
General Parameters
Range,
© 2011 Zentrum Mikroelektronik Dresden AG — Rev. 2.0
All rights reserved. The material contained herein may not be reproduced, adapted, merged, translated, stored, or used without
the prior written consent of the copyright owner. The information furnished in this publication is PRELIMINARY and subject to
changes without notice.
SCLK
= 3.2MHz (50% duty cycle); 16 clocks/conversion cycle (200 ksps); V
Single-
Symbol Conditions
INL
NMC
DNL
SINAD
THD
SFDR
t
t
ACQ
CONV
ZADCS1282 / ZADCS1282V
ZADCS1242 / ZADCS1242V
ZADCS1222 / ZADCS1222V
ZADCS1282 / ZADCS1282V
ZADCS1242 / ZADCS1242V
ZADCS1222 / ZADCS1222V
Up to the 5
-3dB roll off
Ext. Clock = 3.2MHz, 2.5 clocks/
acquisition
Ext. Clock = 3.2MHz, 12 clocks/
conversion
Int. Clock = 3.2MHz +/- 12% tolerance 3.30
Unipolar, COM = 0V
Bipolar, COM = VREF/2
th
harmonic
REF
= 2.500V applied to VREF pin; 
70
Min
12
76
0.758
0.1
2.81
0 to VREF
 VREF / 2
Typ
12
 0.5
 0.5
 0.25
73
-88
80
3.8
30
< 50
3.2
16
Max
 1.0
 1.0
 3.0
 4.0
-80
3.75
4.20
3.2
3.58
11 of 26
OP
= 
Unit
Bits
LSB
Bits
LSB
LSB
LSB
ppm/°C
dB
dB
dB
MHz
µs
µs
µs
ns
ps
MHz
MHz
V
pF
OPmin
…