W536030A Datasheet, PDF (8/12 Pages) Winbond – VOICE/ MELODY / LCD CONTROLLER

  

DAC output Current
IDAC VDD=3v, RL=100ohm
-4
-5
-6
mA
LCD Supply Current
ILCD No Load, All Seg. ON
-
50 -
µA
COM/SEG On Resistor
RON IOH = ± 50 µA
5K 10K Ω
V2 Pad Output Voltage
V2 Pad Output Deviation (9)
V2 Pad Voltage Step
V6 Pad Output Voltage
(LCD's VLCD depended on
V_RR
V_D1
V_R2
VLCD
Depended on LCDM4
No Load
LCDM4 increased 1
1/4 Bias & no load
0.7
1.45 V
±5 %
50
mV
3.8 3.85 3.9 V
* V2 * V2 * V2
LCDM4 register) (9)
1/5 Bias & no load
4.75 4.8 4.85
* V2 * V2 * V2
V2 input voltage
VEXT LCDM3.3=1
1.5 V
(8) PWM current deviation will be ±20%.
(9) Deviation is governed by LCD dot size. More larger LCD dot will get larger deviation..
AC CHARATERISTICS
(VDD−VSS = 3.0V, FM = 4 MHz with RC mode, Fs = 32.768 KHz, with Xtal mode, T_A = 25° C, STN LCD
on with dot size 0.5mm*0.5mm; unless otherwise specified)
PARAMETER
SYM. CONDITIONS
MIN. TYP.
MAX. UNIT
Sub-clock Frequency
FSUB Crystal type and X32IN
32768
Hz
and X32O with 17pF
external cap.
Main-clock Frequency
FM
RC type/Crystal type
400K -
4M Hz
Chip Operation Frequency FOSC SCR0.0=1,FSYS=FSUB
32768
Hz
SCR0.0=0;FSYS= FMAIN 400K -
4M
Instruction Cycle Time
TCYC One machine cycle
-
4/FOSC -
S
Reset Active Width
Interrupt Active Width
Main clock RC frequency
(10)
Sub-Clock Ring Oscillator
Sub-Clock Oscillation
Stable Time @ Cold Start
TRAW
TIAW
FRXIN
FRSUB
FSTOP
FOSC = 32.768 KHz
FOSC = 32.768 KHz
RXIN =680KΩ
RXIN =330K Ω
RXIN =200KΩ
RXIN =130KΩ
RSUB=680KΩ
RSUB=680KΩ
1
-
1
-
1M
2M
3M
4M
32
0.8
-
µS
-
µS
Hz
KHz
1
S
Frequency Deviation of
∆f
main-clock FRXIN ≤ 2MHz f
f(3V) − f(2.4V)
f(3V)
10 %
Frequency Deviation of
∆f
main-clock FRXIN = 3 MHz f
f(3V) − f(2.4V)
f(3V)
15 %
Frequency Deviation of
∆f
main-clock FRXIN =4 MHz f
f(3V) − f(2.4V)
f(3V)
20 %
ROSC Frequency
Frequency Deviation of
FROSC = 3MHz
FROSC
∆f
f
ROSC=680KΩ
f(3V) − f(2.4V)
f(3V)
3
MHz
7.5 %
Frame frequency
FLCD LCDM1=0111 b(default)
64
Hz
(10) The deviation will be +20% while VDD drops from 5.5V to 2.4V based on same resistor
Publication Release Date:April 2000
-8-
Revision A6