参数资料
型号: MAX1798EGP+T
厂商: Maxim Integrated Products
文件页数: 12/19页
文件大小: 0K
描述: IC POWER SUPPLY CDMA 20-QFN
标准包装: 2,500
应用: 手机,CDMA 手持话机
电流 - 电源: 367µA
电源电压: 2.5 V ~ 5.5 V
工作温度: -40°C ~ 85°C
安装类型: 表面贴装
封装/外壳: 20-QFN 裸露焊盘
供应商设备封装: 28-QFN/MLP 裸露焊盘(5x5)
包装: 带卷 (TR)
CDMA Cellular/PCS System
Power Supplies
ONO
ON DETECT
ON
ON/OFF
LOGIC
OFF
IRQ
WDOUT
100k ?
OFF
ON
155k ?
THERMAL SHUTDOWN
1.8V TO 3.3V
IN1
LDO1
(LOW NOISE, 0.3 ? )
5-BIT DAC
OUT1
300mA
4.7 μ F
V CC
14k ?
RESET
(140ms)
RSO
ACTIVE-LOW
RESET
THERMAL SHUTDOWN
10 μ F
IN2/3
LDO2
(LOW NOISE, 0.5 ? )
5-BIT DAC
THERMAL SHUTDOWN
LDO3
(LOW NOISE, 0.5 ? )
5-BIT DAC
OUT2
OUT3
1.8V TO 3.3V
150mA
2.2 μ F
1.8V TO 3.3V
150mA
2.2 μ F
TX
RX
THERMAL SHUTDOWN
LDO4
(LOW NOISE, 0.5 ? )
5-BIT DAC
OUT4
1.8V TO 3.3V
150mA
2.2 μ F
BBA + TCXO
IN4/5
THERMAL SHUTDOWN
V BATT
2.5V TO 5.5V
LDO5
(LOW NOISE, 0.5 ? )
5-BIT DAC
OUT5
1.8V TO 3.3V
150mA
2.2 μ F
AUDIO OR
PLL + VCO
V BATT
CS (AS)*
CONTROL
2 ?
DR1
VIBRATOR
MOTOR
SERIAL PORT
SPI OR I 2 C
SCLK (SCK)*
DIN (SDA)*
REGISTERS
(ON/OFF
AND V OUT
2 ?
DR2
PROGRAMMING)
BP
0.01 μ F
MAX1798/MAX1798A
MAX1799/MAX1799A GND
PGND
( ) *ARE FOR MAX1799.
Figure 1. Typical Application Circuit/Functional Diagram
12
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