Specifications

18 Characteristics 135
CW6631B Bluetooth Audio Player Microcontroller Version 1.0.0
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18 Characteristics
18.1 PMU Parameters
Table 18-1 PMU Parameters
Sym Characteristics Min Typ Max Unit Conditions
BVIN Buck input voltage 2.8 4.2 4.8 V
VDDLDO VDDLDO input voltage 2.8 4.2 4.8 V
VOUT1V5 Buck output voltage 1.15 1.35 1.6 V
VDDCORE 1.2V output voltage - 1.2 - V
VDDRTC input voltage 2.2 4.2 4.8 V
VDDHP 3.0V output voltage 2.8 3.0 3.3 V
VCM 1.5V output voltage - 1.35 - V
RVDD output voltage 1.1 1.2 1.3 V
VDDIO 3.3V output voltage 2.8 3.3 - V
18.2 CORE PLL Parameters
Table 18-2 PLL Parameters
Sym Characteristics Min Typ Max Unit Conditions
F
I1
Frequency input - 32.768 - KHz Low frequency OSC
F
I2
Frequency input 1 12 15 MHz High frequency OSC
F
OUT1
Frequency output - 48 - MHz
T
LOCK1
PLL locked time - 2 - ms Use low frequency OSC as input reference
T
LOCK2
PLL locked time - 0.1 - ms Use high frequency OSC as input reference
18.3 General purpose I/O Parameters
Table 18-3 I/O Parameters
Symbol Description Min Typ Max Units Conditions
V
IL
Low-Level input voltage - - 30% * VDDIO V VDDIO = 3.3V
V
IH
High-level input voltage 70% * VDDIO - - V VDDIO = 3.3V
R
PUP0
Internal pull-up resister 0 - 10 - KΩ
R
PUP1
Internal pull-up resister 1 - 200 - KΩ
R
PUP2
Internal pull-up resister 2 - 0.5 - KΩ
R
PDN0
Internal pull-down resister 0 - 10 - KΩ
R
PDN1
Internal pull-down resister 1 - 0.33 - KΩ
R
PDN2
Internal pull-down resister 2 - 0.5 - KΩ
I
LEVEL1
Level1 current driving 8 - - mA For PORT1