AT43USB326-AC Atmel, AT43USB326-AC Datasheet - Page 2

• Manufacturer Part Number: AT43USB326-AC
• Description: IC USB KEYBOARD CTRLR HUB 48LQFP
• Manufacturer: Atmel
• Series: AVR®r

Specifications of AT43USB326-AC

• Applications: Keyboard Controller
• Core Processor: AVR
• Program Memory Type: Mask ROM (16 kB)
• Controller Series: AT43USB
• Ram Size: 512 x 8
• Interface: USB
• Number Of I /o: 32
• Voltage - Supply: 4.4 V ~ 5.25 V
• Operating Temperature: 0°C ~ 70°C
• Mounting Type: Surface Mount
• Package / Case: 48-LQFP
• Lead Free Status / RoHS Status: Contains lead / RoHS non-compliant

Pin Configuration
Figure 1. AT43USB326 48-lead LQFP
2
AT43USB326
RESETN
CEXT2
VSS2
DM3
DM2
DM0
PC0
PD0
PD1
DP3
DP2
DP0
37
38
39
40
41
42
43
44
45
46
47
48
AT43USB326
24
23
22
21
20
19
18
17
16
15
14
13
PA5
PA6
PA7
PB0
PB1
PB2
PB3
PB4
PB5
PB6
PB7
PE0
3313D–USB–04/06