SC900841JVK Freescale Semiconductor, SC900841JVK Datasheet - Page 72

• Manufacturer Part Number: SC900841JVK
• Description: IC POWER MGT 338-MAPBGA
• Manufacturer: Freescale Semiconductor

Specifications of SC900841JVK

• Applications: PC's, PDA's
• Operating Temperature: -40°C ~ 85°C
• Mounting Type: Surface Mount
• Package / Case: 338-TBGA
• Input Voltage: 2.8 V to 4.4 V
• Maximum Operating Temperature: + 85 C
• Minimum Operating Temperature: - 40 C
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant
• Current - Supply: -
• Voltage - Supply: -
• Lead Free Status / Rohs Status: Lead free / RoHS Compliant

VNN Status/Control Registers and Bits Description
default state for each of these registers
Table 32. VNN Status and Control Registers Structure and Bits Description
72
900841
FUNCTIONAL DEVICE OPERATION
POWER SUPPLIES
AOACCTLVNN
Reference the register map for read/write conditions and
DVP1VRD
Reserved
CTLVNN
VIDVNN
Name
Bits
2:0
5:3
7:6
6:0
7
VNN State Control
x0 = Reserved
x1 = Reserved
x2 = Reserved
x3 = Reserved
VNN State Control during AOAC Exit (when the Exit pin is EXITSTBY pin is asserted). These bits will be initialized
by the system SPI controller after power up.
X0 = Do not copy
x1 = Do not copy
x2 = Do not copy
x3 = Do not copy
Reserved
VID VNN Control Through SPI. Signal codes are identical to the VID signal codes. Reference
details
VNN Register override enable bit.
X0 = VNN VID control follows the external pins
x1 = VNN VID control follows the VIDVNN control register bits
VNNLATCH (ADDR 0x33 - R/W - Default value: 0x7F)
VNNCNT (ADDR 0x36 - R/W - Default value: 0x04)
Figure 26. VNN Efficiency Curve
Description
x4 = OFF
x5 = PFM
x6 = Automatic Pulse Skipping
x7 = PWM
x4 = OFF
x5 = PFM
x6 = Automatic Pulse Skipping
x7 = PWM
Analog Integrated Circuit Device Data
Freescale Semiconductor
Figure 15
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