ZADCS1222VIS14T ZMDI, ZADCS1222VIS14T Datasheet - Page 13

• Manufacturer Part Number: ZADCS1222VIS14T
• Description: Analog to Digital Converters - ADC ADC
• Manufacturer: ZMDI

Specifications of ZADCS1222VIS14T

• Product Category: Analog to Digital Converters - ADC
• Rohs: yes
• Number Of Channels: 2/1
• 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-14
• Maximum Power Dissipation: 250 mW
• Minimum Operating Temperature: - 25 C
• Number Of Converters: 1
• Voltage Reference: 2.5 V

1.5.3.
(VDD = +2.7V to + 5.25V; f
1.5.4.
(VDD = +2.7V to + 5.25V; f
Parameter
Digital Inputs (DIN, SCLK, CS, nSHDN)
Logic High Level
Logic Low Level
Hysteresis
Input Leakage
Input Capacitance
Digital Outptus (DOUT, SSTRB)
Output High Current
Output Low Voltage
Three-State Leakage Current
Three-State Output Capacitance
Data Sheet
October 12, 2011
Positive Supply Voltage
Positive Supply Current
ZADCS1282I
ZADCS1242I
ZADCS1222I
Positive Supply Current
ZADCS1282I
ZADCS1242I
ZADCS1222I
Parameter
External Reference at VREF
VREF Input Voltage Range
VREF Input Current
VREF Input Resistance
Shutdown VREF Input Current
Capacitive Bypass at VREF
Power Requirements
ZADCS1282/1242/1222
12-Bit, 200ksps, ADC Family
Specific Parameters of basic ZADCS12x2 versions (without Internal Reference)
Digital Pin Parameters
© 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
SCLK
= 3.2MHz (50% duty cycle); 16 clocks/conversion cycle (200 ksps); 
= 3.2MHz (50% duty cycle); 16 clocks/conversion cycle (200 ksps); 
VDD
IDD
IDD
Symbol Conditions
V
V
V
I
C
I
I
I
C
Symbol Conditions
IN
OH
OL
Leak
IH
IL
Hyst
IN
OUT
VDD = 3.6V
VDD = 5.25V
VDD = 2.7V
VDD = 5.25V
VDD = 2.7V
VDD = 5.25V
VIN = 0V or VDD
V
V
nCS = VDD
nCS = VDD
VREF = 2.5V
OH
OL
= 0.4V
= VDD – 0.5V
Operating Mode
Full Power-Down
Operating Mode
Full Power-Down
VDD = 2.7V
VDD = 5.25V
VDD = 2.7V
VDD = 5.25V
OP
OP
= 
= 
OPmin
OPmin
… 
… 
Min
1.9
3.3
0.7
3.5
5.5
4
6.4
Min
1.0
11.5
4.7
2.7
OPmax
OPmax
)
)
Typ
± 0.1
5
± 0.1
5
Typ
180
14
0.85
0.5
1.00
0.5
Max
0.7
1.4
± 1.0
8.5
10.8
11.5
15.3
± 1.0
Max
VDD +
50mV
215
0.1
5.25
1.0
4.0
1.3
4.0
13 of 26
Unit
V
V
V
V
V
µA
pF
mA
mA
mA
mA
µA
pF
V
µA
µA
Unit
V
µA
k
µA
µF