參數(shù)資料
型號: HD4048212R
廠商: Hitachi,Ltd.
英文描述: AS Microcomputer Incorporating a LCD controller/Driver Circuit(帶LCD控制/驅(qū)動電路的微計算機(jī))
中文描述: 由于微機(jī)安裝有LCD控制器/驅(qū)動電路(帶液晶控制/驅(qū)動電路的微計算機(jī))
文件頁數(shù): 137/147頁
文件大小: 519K
代理商: HD4048212R
HD404829R Series
137
LCD Circuit Characteristics (HD404828R, HD4048212R, HD404829R: V
CC
= 2.7 to 6.0 V, GND =
0 V, T
a
= –20
°
C to +75
°
C; HD4074829: V
CC
= 2.7 to 5.5 V, GND = 0 V, T
a
= –20
°
C to +75
°
C, unless
otherwise specified)
Item
Symbol
Pin(s)
Min
Typ
Max
Unit
Test Condition
Notes
Segment driver
voltage drop
V
DS
SEG1–SEG52
0.6
V
I
PD
= 3
μ
A
1
Common driver
voltage drop
V
DC
COM1–COM4
0.3
V
I
PD
= 3
μ
A
1
LCD power
supply division
resistance
R
W
(HD404828R,
HD4048212R,
HD404829R)
50
300
900
k
Between V
1
and
GND
(HD4074829)
100
300
900
k
LCD voltage
V
LCD
V1
2.7
V
CC
V
2
Notes: 1. V
DS
and V
DC
are the voltage drops from power supply pins V
1
, V
2
, V
3
, and GND to each segment
pin and each common pin, respectively.
2. When V
LCD
is supplied from an external source, the following relations must be retained:
V
CC
V
1
V
2
V
3
GND
A/D Converter Characteristics (HD404828R, HD4048212R, HD404829R: V
CC
= 2.7 to 6.0 V, GND =
0 V, T
a
= –20
°
C to +75
°
C; HD4074829: V
CC
= 2.7 to 5.5 V, GND = 0 V, T
a
= –20
°
C to +75
°
C, unless
otherwise specified)
Item
Symbol
Pin(s)
Min
Typ
Max
Unit
Test Condition
Notes
Analog power
voltage
AV
CC
AV
CC
V
CC
– 0.3
V
CC
V
CC
+ 0.3
V
1
Analog input
voltage
AV
in
AN
0
–AN
3
AV
SS
AV
CC
V
Current between
AV
CC
and AV
SS
I
AD
(HD404828R,
HD4048212R,
HD404829R)
250
μ
A
V
CC
= AV
CC
= 5.0 V
(HD4074829)
50
150
Analog input
capacitance
CA
in
AN
0
–AN
3
15
pF
Resolution
8
8
8
Bit
Number of inputs
0
4
Chan-
nel
Absolute accuracy
±
2.0
LSB
T
a
= 25
°
C,
V
CC
= 4.5–5.5 V
Conversion time
34
67
t
cyc
Input impedance
AN
0
–AN
3
1
M
f
OSC
= 1 MHz,
V
in
= 0.0 V
相關(guān)PDF資料
PDF描述
HD4074829 AS Microcomputer Incorporating a LCD controller/Driver Circuit(帶LCD控制/驅(qū)動電路的微計算機(jī))
HD404828R AS Microcomputer Incorporating a LCD controller/Driver Circuit(帶LCD控制/驅(qū)動電路的微計算機(jī))
HD404829R AS Microcomputer Incorporating a LCD controller/Driver Circuit(帶LCD控制/驅(qū)動電路的微計算機(jī))
HD4048412 4-Bit Single-Chip Microcomputer
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