Hytera PD78XG Service Manual

LDO: 5V
LDO:5V
DC to DC 600mA
DC to DC 600mA
15mA/3V3D
RF PA 7.4V/1.6A
RQA0002DNS
Vcc1 /2 2.2V-18V 210mA/Po=0.89W/7.4V
AF PA(TDA8547TS)
DVDD 1.65V-1.8V-1.95V Digital core
IOVDD
2V- 3.6V(MCLK=100M) I/O
2V- 3.6V(MCLK=50M)
1.1V-2.5V External
VREF 2.3V-2.5V-2.7V Pro=2.5V SAR ADC reference voltage
1.25V Pro=1.25V
VBAT 0.5V-6V Battery monitor input
Codec(TLV320AIC29IRGZR)
AVDD1
3V-3.3V-3.6V Audio ADC,DAC,Reference,SAR ADC
AVDD2
3V-3.3V-3.6V PLL analog
BVDD
3V-4.2V Battery power supply
DRVDD
3V-3.3V-3.6V Headphone driver
Vcc (3.0V-5.5V)/1mA(No load max)
DVDD 4.5V-5V-5.5V(5V Supply) 2.7V-3V-3.3V(3 Supply)
DAC(TLV5604)
No load,run clk:: S low1.4mA/Fast 3.5mA(5V) Slow1mA/Fast 3mA(3V)
AVDD 4.5V-5V-5.5V(5V Supply) 2.7V-3V-3.3V(3 Supply)
Vref
VCCcp_main: Charge pump supply, 2.7V-5V(3 to 5 V);
VCCdigital: Digital supply, 2.7V-3V-3.3V;
VCCxtal : Crystal oscillator ECL/CML, 2.7V-3V-3.3V;
VCCecl/cml: ECL/CML, 2.7V-3V-3.3V;
VDD 3.3V/15mA(EMIFS Bus is used 3V3D)
LCM(TFT)
V
LED (1*WLED 3.2±0.2V/15mA)
Vcc 2.7V-3.1V /33mA(read while write)
MCU(
Nor FLASH+PsRAM))
VDD/Q 1.7V-1.8-1.95V /50mA Operation mode
SDRAM
DVDDI/O(1.71V-1.8V-AVDD)
AVDD(2.4V-2.8V-3.6V)
OMAP5912
CVDD
CVDD1
CVDD2
CVDD3
CVDDRTC
Low power standby
(1.05V-1.1V-1.21V)
Active mode
(1.525V-1.6V-1.65V)
core logic and low voltage sections of I/O
core logic
MPU subsystem logic and memory
DSP subsystem logic and memory
RTC core logic
CVDDA
CVDDDLL
1.525V-1.6V-1.65V
1.525V-1.6V-1.65V
APLL provide 48MHz to peripherals
(DDR)SDRAM timing
Peripheral I/O buffers
MCSI2 and McBSP2 peripheral I/O buffers
Flash I/F I/O buffers
MMC/SD1 I/F I/O buffers
McBSP3,MCSI1,UART,USB1 I/O buffers
Camera I/F and ETM I/O buffers
GPIO,MPUIO,Microwire I/O buffers
RTC I/O
DDR/SDRAM interface I/O buffers
Low voltage range
(1.65V-1.8V-1.95V)
High voltage range
(2.5V-2.75Vor 3.3V-
3.6V)
DVDD2
Not use transceiver
1.65V-1.8V-1.95V
Internal USB transceiver buffers
Use transceiver
3V-3.3V-3.6V
VDDF Positive supply for ADC back end
V
DDA Positive supply for ADC front end
V
DDI Positive supply for LNA and Mixer
V
DDQ Positive supply for CLK synthesizer
V
DDP Positive supply for LO synthesizer charge pump
IF(AD98644) Op :17mA Std :0.01mA
V
DDL Positive supply for LO synthesizer
V
DDD Positive supply for Internal digital
V
DDC Positive supply for CLK synthesizer
V
DDH Positive supply for digital Interface
Analog voltage
2.7V-3V-3.6V
Digital voltage
2.7V-3V-3.6V
Interface voltage
1.8V- -- -3.6V
Charge pump
voltage
2.7V-5V-5.5V
Vcc 3.3V/10mA LED
VCO
RX/TX
PLL(SKY72310)
3V3DRF
125uA-1000uA/5VFGU
12.5mA
0.5mA/3V3D
5mA/1V8D
3mA/1V8D
40mA/1.8VD
7.4V
Fuse
2.5A/32V
Main
Battery
Accelerometer(MMA7455L)
RS232(MAX3232ESE)
0.5mA/3V3A
17mA/3V3A
Vbat/2
2V5 /division
3V3ARF
20mA/3V6D
40mA/3V3D
3.5mA/5VRT
1mA/3V3ARF
5mA/5VFGU
21mA/5VFGU
3V3DRF
TX:53mA/RX:29mA
1mA/3V3D
30mA/3V3D
210MA/1V6D
5mA/3V3D
5VFGU
5VRT
3V6D
3V3A
3V3DRF
3V3D
1V6D
1V8D
16mA/3V3ARF
5VA/150mA;
RX/TX/DAC
5VA-RTC/
150mA; VCO
RESET
RESET(MIN:800mS)
LDO1
6mA/3V3D
Vin_3V3 (3.15V-3.45V)
GPS Module
(REB-1315 GSC3F/LPX)
V_RTC(
2.5V-3.6V)
10uA /3V6RTC
66mA/3V3D
3V3ARF
2V5 /division
LTC1877
LDO 3V3 150mA
LDO 3V3 150mA
LDO 3V3 150mA
LDO 3V3 150mA
RESET IC
LTC1877
LDO 1V8 150mA
DVDD1
DVDD3
DVDD5
DVDD6
DVDD7
DVDD8
DVDD9
DVDDRTC
DVDD4
230mA/7.4V/Po=0.9W
1.6A/7.4V/5W
3V3D
LDO 3V3 150mA
Back-up
PD70X/PD70XG/PD78X/PD78XG/HD705/HD705G/HD785/HD785G
Block Diagram (Power Section)
227

Hytera PD78XG Specifications

General

Brand	Hytera
Model	PD78XG
Category	Portable Radio
Language	English