CY7C68320C-100AXC Cypress Semiconductor Corp, CY7C68320C-100AXC Datasheet - Page 10

• Manufacturer Part Number: CY7C68320C-100AXC
• Description: IC USB 2.0 BRIDGE AT2LP 100LQFP
• Manufacturer: Cypress Semiconductor Corp
• Series: EZ-USB AT2LP™r
• Type: USB to ATA Bridger

Specifications of CY7C68320C-100AXC

• Package / Case: 100-LQFP
• Controller Type: USB 2.0 Controller
• Interface: I²C
• Voltage - Supply: 3 V ~ 3.6 V
• Current - Supply: 50mA
• Operating Temperature: 0°C ~ 70°C
• Mounting Type: Surface Mount
• Operating Supply Voltage: 3.3 V
• Supply Current: 50 mA
• Maximum Operating Temperature: + 70 C
• Minimum Operating Temperature: 0 C
• Mounting Style: SMD/SMT
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant
• For Use With: CY4615B - KIT USB TO ATA REFERENCE DESIGN
• Lead Free Status / Rohs Status: Lead free / RoHS Compliant
• Other names: 428-2267; CY7C68320C-100AXC

Table 1. AT2LP Pin Descriptions
Note: (Italic pin names denote pin functionality during CY7C68300A compatibility mode)
Document 001-05809 Rev. *B
TQFP
100
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
QFN
N/A
N/A
N/A
N/A
N/A
N/A
N/A
N/A
N/A
N/A
N/A
N/A
N/A
N/A
56
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
SSOP
N/A
N/A
N/A
N/A
N/A
N/A
N/A
N/A
N/A
N/A
N/A
N/A
N/A
N/A
56
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
VBUSPWRD
LOWPWR#
Pin Name
DIOW#
DMACK#
DIOR#
GND
GND
GND
GND
GND
SDA
DD0
DD1
DD2
DD3
DD4
DD5
DD6
DD7
SCL
V
V
V
V
NC
NC
NC
NC
NC
NC
NC
CC
CC
CC
CC
[2]
O/Z
O/Z
O/Z
PWR
PWR
PWR
PWR
Type
I/O
I/O
I/O
I/O
GND
I/O
I/O
I/O
I/O
GND
GND
Pin
NC
NC
NC
NC
NC
I/O
O
O
I
[1]
[1]
[1]
[1]
[1]
[1]
[1]
[1]
[1]
[1]
[1]
Default State
several ms at
Driven HIGH
Driven HIGH
Driven HIGH
at Startup
Active for
(CMOS)
(CMOS)
(CMOS)
startup.
Input
Hi-Z
Hi-Z
Hi-Z
Hi-Z
Hi-Z
Hi-Z
Hi-Z
Hi-Z
No connect.
Clock signal for I
page 12). Apply a 2.2k pull up resistor.
Data signal for I
page 12).
Apply a 2.2k pull up resistor.
No connect.
V
ATA data bit 0.
ATA data bit 1.
ATA data bit 2.
ATA data bit 3.
V
Ground.
No connect.
Ground.
No connect.
Ground.
ATA data bit 4.
ATA data bit 5.
ATA data bit 6.
ATA data bit 7. Apply a 1k pull down to GND.
Ground.
V
Ground.
No connect.
V
ATA control.
ATA control.
ATA control.
No connect.
USB suspend indicator. (See
page 14).
No connect.
Bus powered mode selector. (See
page 14).
CC
CC
CC
CC
. Connect to 3.3V power source.
. Connect to 3.3V power source.
. Connect to 3.3V power source.
. Connect to 3.3V power source.
(continued)
CY7C68300C, CY7C68301C
CY7C68320C, CY7C68321C
2
C interface. (See
2
Pin Description
C interface. (See
“LOWPWR#”
“VBUSPWRD”
“SCL, SDA”
“SCL, SDA”
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