W536A031 Datasheet, PDF (10/16 Pages) Winbond – VOICE/MELODY/LCD CONTROLLER

W536A031
DC Characteristics, continued
PARAMETER
SYM.
CONDITIONS
MIN
PWM1/2 Sink Current (8)
ISPL Volume Option = 00
(R_LOAD = 8Ω between PWM1
And PWM2)
Volume Option = 01
Volume Option = 10
Volume Option = 11
DAC output Current
LCD Supply Current
IDAC V_DD = 3v, RL = 100ohm
-4
ILCD No Load, All Seg. ON
-
COM/SEG On Resistor
RON IOH = ± 50 µA
V2 Pad Output Voltage
V_RR Depended on LCDM4
0.7
V2 Pad Output Deviation (9) V_D1 No Load
V2 Pad Voltage Step
V_R2 LCDM4 increased 1
V6 Pad Output Voltage
3.8
VLCD 1/4 Bias & no load
(LCD's VLCD depended on
* V2
LCDM4 register) (9)
V2 input voltage
1/5 Bias & no load
VEXT LCDM3.3 = 1
4.75
* V2
Notes:
(8) PWM current deviation will be ±20%.
(9) Deviation is governed by LCD dot size. More larger LCD dot will get larger deviation..
TYP
20
70
110
135
-5
50
5K
50
3.85
* V2
4.8
* V2
MAX
-6
-
10K
1.45
±5
3.9
* V2
4.85
* V2
1.5
UNIT
mA
mA
µA
Ω
V
%
mV
V
V
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