ISL9305IRTBFNCZ-T Intersil, ISL9305IRTBFNCZ-T Datasheet - Page 10

• Manufacturer Part Number: ISL9305IRTBFNCZ-T
• Description: IC PMIC 800MA 3MHZ 16TQFN
• Manufacturer: Intersil

Specifications of ISL9305IRTBFNCZ-T

• Topology: Step-Down (Buck) (2), Linear (LDO) (2)
• Function: Any Function
• Number Of Outputs: 4
• Frequency - Switching: 3MHz
• Voltage/current - Output 1: 0.8 V ~ 5.5 V, 800mA
• Voltage/current - Output 2: 0.8 V ~ 5.5 V, 800mA
• Voltage/current - Output 3: 0.9 V ~ 3.3 V, 350mA
• W/led Driver: No
• W/supervisor: No
• W/sequencer: No
• Voltage - Supply: 1.5 V ~ 5.5 V
• Operating Temperature: -40°C ~ 85°C
• Mounting Type: *
• Package / Case: *
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant

I
All the registers are reset at initial start-up.
DCD OUTPUT VOLTAGE CONTROL REGISTER
DCD1OUT, address 0x00h; DCD2OUT, address 0x01h
2
C Control Registers
S
SLAVE ADDRESS
SYSTEM HOST
ISL9305
A – ACKNOWLEDGE
N – NOT ACKNOWLEDGE
S – START
P – STOP
R/W
10
1 A
FIGURE 8. I
DATA BYTE 1
REGISTER ADDRESS
AUTO INCREMENT
2
C READ NOT SPECIFYING REGISTER ADDRESS
ISL9305
A
DATA BYTE 2
BIT
B7
B6
B5
B4
B3
B2
B1
B0
TABLE 2. BUCK CONVERTERS OUTPUT VOLTAGE CONTROL REGISTER
Reserve
DCDxOUT-6
DCDxOUT-5
DCDxOUT-4
DCDxOUT-3
DCDxOUT-2
DCDxOUT-1
DCDxOUT-0
REGISTER ADDRESS
AUTO INCREMENT
NAME
OPTIONAL
A
ACCESS
R/W
R/W
R/W
R/W
R/W
R/W
R/W
-
DATA BYTE N
RESET
0
0
0
1
0
0
0
0
REGISTER ADDRESS
AUTO INCREMENT
Refer to Table 3
Refer to Table 3
DESCRIPTION
November 8, 2010
N
P
FN7605.0