MAX1329BETL+ Maxim Integrated Products, MAX1329BETL+ Datasheet - Page 22

• Manufacturer Part Number: MAX1329BETL+
• Description: IC DAS 12BIT 300KSPS 40-TQFN-EP
• Manufacturer: Maxim Integrated Products

Specifications of MAX1329BETL+

• Lead Free Status / RoHS Status: Lead free / RoHS Compliant

12-/16-Bit DASs with ADC, DACs, DPIOs, APIOs,
Reference, Voltage Monitors, and Temp Sensor
(AV
22
DD
5.2
5.1
5.0
4.9
4.8
4.7
4.6
4.5
______________________________________________________________________________________
= 5.0V, V
0
vs. OUTPUT CURRENT (AV
CHARGE-PUMP OUTPUT VOLTAGE
5
10
DV
AV
REFADC
15
CHARGE-PUMP LINE TRANSIENT RESPONSE
DD
DD
20
I
AV
OUT
FOR +2.0V TO +2.5V STEP INPUT
DD
25
= V
(mA)
DV
= +3.0V
DV
DD
30
DV
REFDAC
DD
= 2.7V
DD
,
35
= 3.6V
DV
3.0kΩ LOAD
= 3.3V
DD
DD
40
2ms/div
= 5V)
= 3.0V
= 2.5V for DV
45
50
MAX1329 toc72
AV
DD
DV
Typical Operating Characteristics (continued)
DD
DD
CHARGE-PUMP RIPPLE (I
AV
= 3.0V; T
= 2V, CHARGE-PUMP CLOCK = 78kHz)
DD
2.5V
500mV/div
2V
100mV/div
= +3.0V, DV
A
DD
= +25°C, unless otherwise noted.)
4µs/div
= +2.0V
OUT
400
380
360
340
320
300
280
260
240
220
200
= 5mA,
MAX1329 toc70
1.5
CHARGE-PUMP SUPPLY CURRENT
2.0
AV
2mV/div
DD
vs. SUPPLY VOLTAGE
2.5
= 3.0V
AV
I
AV
AVDD
DD
3.0
DV
DD
= 4.0V
DD
RESPONSE FOR 0.1mA TO 1.0mA LOAD
AV
(V)
3.5
CHARGE-PUMP LOAD TRANSIENT
AV
DD
DD
= +3.0V
4.0
= 5V
,
4.5
DV
DD
1ms/div
= +2.0V
5.0
MAX1329 toc71
1mA
0
1mV/div