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BU1574KU データシート(PDF) 8 Page - Rohm

部品番号 BU1574KU
部品情報  Real Time Video Processor ICs
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メーカー  ROHM [Rohm]
ホームページ  http://www.rohm.com
Logo ROHM - Rohm

BU1574KU データシート(HTML) 8 Page - Rohm

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BU1572GUW, BU1573KV, BU1574KU
Technical Note
8/12
www.rohm.com
2009.04- Rev.B
© 2009 ROHM Co., Ltd. All rights reserved.
●Terminal Layout
(BU1572GUW Bottom View)
(BU1573KV/BU1574KU
Top View)
● Timing Chart
1.
I2C interface
1.1
I2C interface timing
Table 1.1-1
I2C Interface timing
Symbol
Parameter
MIN.
TYP.
MAX.
Unit
fSCL
SDC Clock Frequency
0
-
400
kHz
tHD;STA
Hold-time(repetition)『START』conditions
(The first clock pulse is generated after this period.)
0.6
-
-
us
fLOW
The "L" period of SDC clock
1.3
-
-
us
tHIGH
The "H" period of SDC clock
0.6
-
-
us
tSU;STA
Setup time of repetitive 『START』conditions
0.6
-
-
us
tHD;DAT
Hold time of SDA
0
-
us
tSU;DAT
Setup time of SDA
100
-
-
ns
tSU;STO
Setup time of the 『STOP』conditions
0.6
-
-
us
tBUF
Bus free time between『STOP』conditions and the『START』conditions
1.3
-
-
us
tLOW
SDA
SDC
tHD;STA
tHD;DAT
tHIGH
tSU;DAT
tSU;STA
tHD;ST
tSU;STO
tBUF
17
LCDDI10
18
LCDDI11
22
LCDDI15
24
LCDDI17
27
VDDIO
29
GND
31
MSEL0/
LCDRS01
33
MSEL2
15
LCDDI8
16
LCDDI9
20
LCDDI13
21
LCDDI14
25
ENAI
30
VDD
32
MSEL1/
LCDRS1I
34
LCDRS0O/
PWMO1
13
LCDDI6
14
LCDDI7
19
LCDDI12
23
LCDDI16
26
VLDI
35
PWMO3/
VLDO
36
ENAO
38
LCDDO1
6
11
LCDDI4
9
LCDDI2
10
LCDDI3
12
LCDDI5
28
DCKI
39
LCDDO1
5
37
LCDDO17/
PWMO2
40
LCDDO1
4
8
LCDDI1
5
LCDWRBI/
SDC
7
LCDDI0
60
RESETB
44
LCDDO1
0
42
LCDDO1
2
41
LCDDO1
3
43
LCDDO1
1
6
LCDDRBI/
I2CDEV0
4
LCDCSBI/
SDA
3
LCDHSI/
LCDRS01
58
SDA/
LCDHSO
55
LCDDO0
51
LCDDO4
46
LCDDO8
45
LCDDO9
64
VDD
62
DCKO
57
LCDCSB
O
53
LCDCSB
O
52
LCDDO3
48
LCDDO7
47
GND
1
LCDVSI
63
GND
61
VDDIO
59
SDC/
LCDVSO
56
LCDWRBO/
I2CDEV6B
54
LCDDO1
50
LCDDO5
49
LCDDO6
H
G
F
E
D
C
B
A
1234567
8
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
48
47
46
45
44
43
42
41
40
39
38
37
36
35
34
33
  VQFP64  (BU1573KV)
  UQFP64  (BU1574KU)
*The terminal arrangement follows terminal function table of P.3-6.


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