AT73C237 Atmel, AT73C237 Datasheet - Page 27

• Manufacturer Part Number: AT73C237
• Description: IC POWER MANAGEMENT UNIT 16QFN
• Manufacturer: Atmel

Specifications of AT73C237

• Applications: Wireless
• Current - Supply: 250µA
• Voltage - Supply: 2.8 V ~ 5.5 V
• Operating Temperature: -40°C ~ 85°C
• Mounting Type: Surface Mount
• Package / Case: 16-QFN
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant

10.3
6362A–PMAAC–01-Jul-08
LDO 4 trim: LDO_TRIM4 (0x0A)
Table 10-4.
Table 10-5.
Table 10-6.
Table 10-7.
Sel1
0
1
-
-
7
-
Bit
7:4
3:2
1:0
Sel4
00
01
10
11
trcore
00
01
10
11
6
-
LDO_TRIM1 (0x08) - Output Voltages Selection
LDO_TRIM1 (0x08) Structure
LDO_TRIM1 (0x08) - Sel4
LDO_TRIM1 (0x08) - trcore
VO1
2.75V
1.8V
-
-
VO4
1.8V
-
-
-
VO4
Typ value (1.8V)
+80mV
-80mV
Typ value (1.8V)
Name
-
Sel4
trcore
5
-
Sel2
0
1
-
-
4
-
Description
Not used
LDO4 output voltage select
LDO4 output voltage trimming
VO2
1.8V
1.5V
-
-
3
Sel4
2
Sel3
00
01
10
11
1
trcore1
AT73C237
Reset value
-
00
00
VO3
1.8V
1.5V
1.23V
1.8
0
trcore0
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