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CY7C68300C/CY7C68301C
CY7C68320C/CY7C68321C
Document 001-05809 Rev. *A Page 3 of 42
Pin Diagrams
The AT2LP is available in different package types to meet a variety of design needs. The CY7C68320C/321C is available in 56-pin
QFN and 100-pin TQFP packages to provide the greatest flexibility for new designs. The CY7C68300C/301C is available in 56-pin
SSOP and QFN package types to ensure backward compatibility with CY7C68300A designs.
Figure 2. 56-pin SSOP Pinout (CY7C68300C/CY7C68301C only)
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
1
2
3
4
52
51
50
49
48
47
46
45
44
43
42
41
40
39
38
37
36
35
34
33
32
31
30
29
56
55
54
53
ATAPUEN (GND)
VCC
GND
IORDY
DMARQ
AVCC
XTALOUT
XTALIN
AGND
VCC
DPLUS
DMINUS
GND
VCC
GND
PWR500# (PU 10K)
GND (Reserved)
SCL
SDA
VCC
DD0
DD1
DD2
DD3
DD13
DD14
DD15
GND
EZ-USB AT2LP
CY7C68300C
CY7C68301C
56-pin SSOP
DD8
(ATA_EN) VBUS_ATA_ENABLE
VCC
RESET#
GND
ARESET#
(VBUS_PWR_VALID) DA2
CS1#
CS0#
(DA2) DRVPWRVLD
DA1
DA0
INTRQ
VCC
DMACK#
DIOR#
DIOW#
GND
VCC
GND
DD7
DD6
DD5
DD4
DD12
DD11
DD10
DD9
NOTE: Labels in italics denote pin functionality
during CY7C68300A compatibility mode.
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