ISL9305IRTWCLBZ-T(2010) View Datasheet(PDF) - Intersil
Part Name
Description
Manufacturer
ISL9305IRTWCLBZ-T
(Rev.:2010)
(Rev.:2010)
Intersil
ISL9305IRTWCLBZ-T Datasheet PDF : 17 Pages
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ISL9305
LDOOUT
<7:0>
00
01
02
03
04
05
06
07
08
09
0A
0B
0C
0D
0E
0F
LDO OUTPUT
VOLTAGE (V)
0.90
0.95
1.00
1.05
1.10
1.15
1.20
1.25
1.30
1.35
1.40
1.45
1.50
1.55
1.60
1.65
TABLE 5. LDOX OUTPUT VOLTAGE SETTINGS
LDOOUT
<7:0>
LDO OUTPUT
VOLTAGE (V)
LDOOUT
<7:0>
LDO OUTPUT
VOLTAGE (V)
10
1.70
20
2.50
11
1.75
21
2.55
12
1.80
22
2.60
13
1.85
23
2.65
14
1.90
24
2.70
15
1.95
25
2.75
16
2.00
26
2.80
17
2.05
27
2.85
18
2.10
28
2.90
19
2.15
29
2.95
1A
2.20
2A
3.00
1B
2.25
2B
3.05
1C
2.30
2C
3.10
1D
2.35
2D
3.15
1E
2.40
2E
3.20
1F
2.45
2F
3.25
LDOOUT
<7:0>
30
31
32
33
34
35
36
LDO OUTPUT
VOLTAGE (V)
3.30
3.35
3.40
3.45
3.50
3.55
3.60
DCD1 AND DCD2 CONTROL REGISTER
DCD_PARAMETER, address 0x04h
TABLE 6. DCD_PARAMETER REGISTER
BIT
NAME
ACCESS RESET
DESCRIPTION
B7
-
-
0
Reserved
B6 DCD_PHASE R/W
0 DCD1 and DCD2 PWM switch
selection. 0-in phase; 1 to
180° out-of-phase.
B5 DCD2_ULTRA R/W
0 Ultrasonic feature under PFM
mode for DCD2. 0-disabled;
1-enabled.
B4 DCD1_ULTRA R/W
0 Ultrasonic feature under PFM
mode for DCD1. 0-disabled;
1-enabled.
B3 DCD2_BLD
R/W
1 Selection of DCD2 for active
output voltage discharge
when disabled. 0-disabled; 1-
enabled.
B2 DCD1_BLD
R/W
1 Selection of DCD1 for active
output voltage discharge
when disabled. 0-disabled; 1-
enabled.
B1 DCD2_MODE R/W
1 Selection on DCD2 of auto
PFM/PWM mode (= 1) or
forced PW mode (= 0).
B0 DCD1_MODE R/W
1 Selection on DCD1 of auto
PFM/PWM mode (= 1) or
forced PW mode (= 0).
SYSTEM CONTROL REGISTER
SYS_PARAMETER, address 0x05h
TABLE 7. SYS_PARAMETER REGISTER
BIT
NAME
ACCESS RESET
DESCRIPTION
B7
-
B6
I2C_EN
-
R/W
0 Reserved
0 I2C function enable.
0-disabled; 1-enabled
B5 DCDPOR_1
B4 DCDPOR_0
R/W
R/W
1 DCDPOR Delay Time Setting,
DCDPOR[1:0]:
0 00 to 1ms
01 to 50ms
10 to 150ms
11 to 200m
B3 LDO2_EN R/W
1 LDO2 enable selection.
0-disable, 1-enable.
B2 LDO1_EN R/W
1 LDO1 enable selection.
0-disable, 1-enable
B1 DCD2_EN R/W
1 DCD2 enable selection.
0-disable, 1-enable.
B0 DCD1_EN R/W
1 DCD2 enable selection.
0-disable, 1-enable
12
FN7605.0
November 8, 2010
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