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: 16/121页
文件大小: 1645K
代理商: GMS87C7216LQ
GMS81C7208/7216
12
FEB. 2005 Ver 1.04
7.4 A/D Converter Characteristics
(T
A
=25°C, V
SS
=0V, V
DD
=5.0V, AV
DD
=5.0V @f
XIN
=4MHz)
7.5 AC Characteristics
(T
A
=-40~+85
°
C, V
DD
=5V
±
10%
,
V
SS
=0V)
Parameter
Symbol
Test Condition
Specifications
Unit
Min.
Typ.
1
1. Data in “Typ” column is at 25
°
C unless otherwise stated. These parameters are for design guidance only and are not tested.
Max.
Analog Input Voltage Range
V
AIN
V
DD
=AV
DD
=5.0V
V
SS
-0.3
-
AV
DD
+0.3
V
Non-linearity Error
N
NLE
-
±
1.0
±1.5
LSB
Differential Non-linearity Error
N
DNLE
-
±
1.0
±1.5
LSB
Zero Offset Error
N
ZOE
-
±
0.5
±1.5
LSB
Full Scale Error
N
FSE
-
±
0.25
±0.5
LSB
Gain Error
N
GE
-
±
1.0
±1.5
LSB
Overall Accuracy
N
ACC
-
±
1.0
±1.5
LSB
AV
DD
Input Current
I
REF
-
-
200
μ
A
Conversion Time
T
CONV
-
-
20
μ
s
Analog Power Supply Input Range
AV
DD
V
DD
=5.0V
V
DD
=3.0V
3.0
2.7
-
V
DD
V
Parameter
Symbol
Pins
Specifications
Unit
Min.
Typ.
Max.
Operating Frequency
f
MAIN
X
IN
0.455
-
4.2
MHz
External Clock Pulse Width
t
MCPW
X
IN
80
-
-
ns
External Clock Transition Time
t
MRCP,
t
MFCP
X
IN
-
-
20
ns
Main oscillation Stabilizing
Time
t
MST
X
IN
, X
OUT
at 4MHz
-
-
20
ms
Interrupt Pulse Width
t
IW
INT0, INT1, INT2
2
-
-
t
SYS1
RESET Input Width
t
RST
RESET
8
-
-
t
SYS1
Event Counter Input Pulse
Width
t
ECW
EC0, EC2
2
-
-
t
SYS1
1. t
SYS
is one of 2/f
MAIN
or 8/f
MAIN
or 16/f
MAIN
or 64/f
MAIN
in the main clock operation mode.
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