SX8723CWLTDT SEMTECH [Semtech Corporation], SX8723CWLTDT Datasheet - Page 5

• Manufacturer Part Number: SX8723CWLTDT
• Description: ZoomingADC for sensing data acquisition
• Manufacturer: SEMTECH [Semtech Corporation]

Revision 1.01
© Semtech
2 Operating Conditions
Unless otherwise specified: V
PGA1&PGA2 off, offsets GDOff2 = GDOff3 = 0. Power operation: normal (IbAmpAdc[1:0] = IbAmpPga[1:0] = '01').
For resolution n = 12 bits: OSR = 32 and N
For resolution n = 16 bits: OSR = 256 and N
Bandgap chopped at N
Table 2.
.
Table 3.
ADVANCED COMMUNICATIONS & SENSING
Parameter
Power supply
Operating temperature
Parameter
CURRENT CONSUMPTION
Active current, 5.5V
Active current, 3.3V
Sleep current
TIME BASE
Max ADC Over-Sampling frequency
ADC Over-Sampling frequency drift
DIGITAL I/O
Input logic high
Input logic low
Output logic high
Output logic low
SCL and SDA I/O
Input logic high
Operating conditions limits
Electrical Characteristics
1
ELCONV
January 2011
rate. If V
REF,ADC
Symbol
Symbol
= V
V
I
f
I
I
SLEEP
OP55
OP33
Smax
V
T
V
V
V
BATT
V
BATT
f
OP
ST
OH
OL
IH
IH
IL
BATT
ELCONV
ELCONV
< 4.2V, Charge Pump is forced on. If V
, V
16 b @ 250 Sample/s
ADC, fs = 125 kHz
16 b @ 1kSample/s
PGA3 + ADC, fs = 500 kHz
16 b + gain 1000 @ 1kSample/s
PGA3,2,1 + ADC, fs = 500 kHz
16 b @ 250 Sample/s
ADC, fs = 125 kHz
16 b @ 1 kSample/s
PGA3 + ADC, fs = 500 kHz
16 b + gain 1000 @ 1kSample/s
PGA3,2,1 + ADC, fs = 500 kHz
@25°C
up to 85°C
@125°C
@25°C
I
I
OH
OL
IN
= 4.
< 4 mA
< 4 mA
= 2.
= 0V, Over-sampling frequency f
Comment/Condition
Comment/Condition
Page 5
ZoomingADC for sensing data acquisition
Min
Min
425
-40
2.4
0.7
0.4
0.7
BATT
S
= 250 kHz, PGA3 on with Gain = 1,
> 4.2V, Charge Pump is forced off.
www.semtech.com/products/
1000
Typ
Typ
0.15
250
700
150
300
850
100
150
500
75
SX8723C
V
BATT
1350
Max
Max
125
350
900
200
575
DATASHEET
5.5
0.3
-0.4
% / °C
V
V
V
Unit
Unit
kHz
μA
μA
nA
BATT
BATT
BATT
°C
V
V
V