参数资料
型号: 78M6618-SOCKET68
厂商: Maxim Integrated Products
文件页数: 18/32页
文件大小: 0K
描述: EVAL BOARD 78M6618 68PIN QFN
标准包装: 1
系列: *
78M6618 Data Sheet
2.4.7 2.5 V Voltage Regulator
Table 11: 2.5 V Voltage Regulator Performance Specifications
DS_6618_005
Parameter
V2P5
V2P5 load regulation
Voltage overhead V3P3-V2P5
Condition
Iload = 0
Iload = 0 mA to 5 mA
Iload = 5 mA, reduce V3P3
Min
2.3
Typ
2.5
Max
2.7
40
470
Unit
V
mV
mV
until V2P5 drops 200 mV
PSSR ? V2P5/ ? V3P3
RESET=0, iload=0
-2
+2
mV/V
2.4.8 Low-Power Voltage Regulator
Unless otherwise specified, V3P3SYS = V3P3A = 0.
Table 12: Low-Power Voltage Regulator Performance Specifications
Parameter
V2P5
V2P5 load regulation
VBAT voltage requirement
PSRR ΔV2P5/ΔVBAT
Condition
I LOAD = 0
I LOAD = 0 mA to 1 mA
I LOAD = 1 mA, reduce VBAT
until REG_LP_OK = 0
I LOAD = 0
Min
2.3
-50
Typ
2.5
Max
2.7
30
3.0
50
Unit
V
mV
V
mV/V
2.4.9 Crystal Oscillator
Table 13: Crystal Oscillator Performance Specifications
Parameter
Maximum Output Power to Crystal
1
XIN to XOUT Capacitance
4
Condition
Crystal connected
Min
Typ
Max
1
3
Unit
μ W
pF
Capacitance to DGND
1
RTCA_ADJ = 0
XIN
XOUT
2.4.10 LCD DAC
Table 14: LCD DAC Performance Specifications
5
5
pF
pF
Parameter
VLCD Voltage
Condition
1 ≤ LCD_DAC ≤ 7
Min
-10
Typ
Max
+10
Unit
%
V LCD = V 3 P 3 ? ( 1 ? 0 . 059 ? LCD_DAC) ? 0 . 019 V
18
Rev. 1.4
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