参数资料
型号: GMS87C7216LQ
厂商: Electronic Theatre Controls, Inc.
元件分类: 数学处理器
英文描述: 8-BIT SINGLE-CHIP MICROCONTROLLERS
中文描述: 8位单晶片微控制器
文件页数: 15/121页
文件大小: 1645K
代理商: GMS87C7216LQ
GMS81C7208/7216
FEB. 2005 Ver 1.04
11
LCD Voltage Dividing
Resistor
R
LCD
V
DD
=5.5V
45
65
85
k
Voltage Drop
|V
DD
-COM
n
| ,
n
=0~3
Voltage Drop
|V
DD
-SEG
n
| ,
n
=0~26
V
DC
V
DD
=2.7 ~ 5.5V
-15
μ
A per Common Pin
-
-
120
mV
V
DS
V
DD
=2.7 ~ 5.5V
-15
μ
A per Segment Pin
-
-
120
mV
V
CL2
Output Voltage
V
CL2
V
DD
=2.7 ~ 5.5V, 1/3 Bias
BIAS pin and VCL2 pin are shorted
V
DD
-0.3
V
DD
V
DD
+0.3
V
V
CL1
Output Voltage
V
CL1
0.66V
DD
-0.2
0.66V
DD
0.66V
DD
+0.3
V
CL0
Output Voltage
V
CL0
0.33V
DD
-0.3
0.33V
DD
0.33V
DD
+0.3
RC Oscillation Fre-
quency
f
RC
R=60k
, V
DD
= 5V
1
2
3
MHz
Supply Current
1
( ) means at 3V opera-
tion
I
DD1
Main Clock Operation Mode
2
V
DD
=5.5V
±
10%, X
IN
=4MHz
Sleep Mode
3
V
DD
=5.5V
±
10%, X
IN
=4MHz
Stop Mode
4
V
DD
=5V
±
10%, X
IN
= 0Hz
When the bit7 of LCR register is “1”.
-
2.9
(1.3)
7.0
(3.0)
mA
I
DD2
-
0.4
(0.1)
1.7
(1.0)
mA
I
DD6
-
1.0
(0.5)
12
(5)
μ
A
1. Supply current in the following circuits are not included; on-chip pull-up resistors, internal LCD voltage dividing resistors, comparator volt-
age divide resistor, LVD circuit and output port drive currents.
2. This mode set System Clock Mode Register(SCMR) to xxxx0000
B
that is f
XIN
/2
3. This mode set SCMR to xxxx0000
B
(f
XIN
/2) and set SMR to “1”
4. Main frequency clock stops and set SCMR to xxxx0011
B
and set SMR to “1”.
Parameter
Symbol
Condition
Specifications
Unit
Min.
Typ.
Max.
** Caution : The bit7(SUBM) of LCR register must be set to “1” by software
because of reduction current consumption (reset value =”0”).
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