CS5508-BSZ Cirrus Logic Inc, CS5508-BSZ Datasheet - Page 12

• Manufacturer Part Number: CS5508-BSZ
• Description: IC ADC 20BIT LOW PWR 20-SOIC
• Manufacturer: Cirrus Logic Inc

Specifications of CS5508-BSZ

• Data Interface: Serial
• Number Of Bits: 20
• Sampling Rate (per Second): 100
• Number Of Converters: 1
• Power Dissipation (max): 4.5mW
• Voltage Supply Source: Analog and Digital, Dual ±
• Operating Temperature: -40°C ~ 85°C
• Mounting Type: Surface Mount
• Package / Case: 20-SOIC
• Resolution (bits): 20bit
• Sampling Rate: 100SPS
• Input Channel Type: Differential
• Supply Current: 340µA
• Digital Ic Case Style: SOIC
• No. Of Pins: 20
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant
• Other names: 598-1099-5

12
RECOMMENDED OPERATING CONDITIONS
Notes: 19. All voltages with r espect to ground.
ABSOLUTE MAXIMUM RATINGS*
Notes: 22. No pin should go more positive than (VA+)+0.3V.
* WARNING: Operation at or beyond these limits may r esult in per manent damage to the device.
12
DC Power Supplies: Positive Digital
Analog Reference Voltage (Note 20) (VREF+)-(VREF-)
Analog Input Voltage:
DC Power Supplies:
Input Current, Any Pin Except Supplies
Analog Input Voltage
Digital Input Voltage
Ambient Operating Temperature
Storage Temperature
20. The CS5505/6/7/8 can be operated with a reference voltage as low as 100 mV; but with a
21. The CS5505/6/7/8 can acc ept input voltages up to the analog suppl ies (VA+ and VA-). In unipolar
23. VD+ must always be less than (VA+)+0.3 V,and can never exceed 6.0V.
24. Applies to all pins including continuous overvoltage conditions at the analog input (AIN) pin.
25. Transient currents of up to 100mA will not cause SCR latch-up. Maximum input current for a power
corresponding reduction in nois e-free resolution. The common mode voltage of the voltage reference
may be any value as long as +V REF and -VREF remain inside the supply values of VA+ and VA-.
mode the CS5505/6/7/8 wil l output all 1’s if the dc input magnitude ( (AIN+)-(AIN-)) exceeds
((VREF+)-(VREF-)) and will output all 0’s if the input becomes more negative than 0 Volts.
In bipolar mode the CS5505/6/7/8 will output all 1’s if the dc input magnitude ((AIN+)-(AIN-)) exceeds
((VREF+)-(VREF-)) and will output all 0’s if the input becomes more negative in magnitude than
-((VREF+)-(VREF-)).
supply pin is ± 50 mA.
Parameter
Normal operation is not guaranteed at these extremes.
(VA+)-(VA-)
Positive Analog
Negative Analog
Unipolar
Bipolar
Parameter
(Note 21)
Digital Ground
Positive Digital
Positive Analog
Negative Analog
(VA+)-(VA-)
(VA+)-(VD+)
AIN and VREF pins
Symbol
VAIN
VAIN
VD+
V
VA+
VA-
(Notes 24, 25)
diff
(Note 22)
(Note 23)
-((VREF+)-(VREF-))
Symbol
DGND
V
V
V
V
VD+
VA+
T
VA-
T
diff1
diff2
I
3.15
IND
(DGND = 0V) (Note 19)
INA
Min
stg
in
4.75
4.5
1.0
A
0
0
(VA-)-0.3
+0.3
Min
-0.3
-0.3
-0.3
-0.3
-0.3
-0.3
-55
-65
-
Typ
-5.0
5.0
5.0
2.5
10
-
-
+((VREF+)-(VREF-))
Typ
(VREF+)-(VREF-)
-
-
-
-
-
-
-
-
-
-
-
CS5505/6/7/8
Max
6.0 or VA+
-5.5
(VD+)+0.3
(VA+)+0.3
5.5
3.6
(VD+)-0.3
11
11
CS5505/6/7/8
Max
12.0
12.0
12.0
-6.0
±10
125
150
DS59F7
DS59F4
Units
Units
mA
°C
°C
V
V
V
V
V
V
V
V
V
V
V
V
V
V
V