NS7520B-1-I46 Digi International, NS7520B-1-I46 Datasheet - Page 20

• Manufacturer Part Number: NS7520B-1-I46
• Description: IC ARM MICROPROCESSOR 177BGA
• Manufacturer: Digi International
• Series: NET+ARM®r

Specifications of NS7520B-1-I46

• Applications: Network Processor
• Core Processor: ARM7
• Program Memory Type: External Program Memory
• Controller Series: -
• Ram Size: External
• Interface: EBI/EMI, Ethernet, DMA, SPI, UART
• Number Of I /o: 16
• Voltage - Supply: 1.4 V ~ 3.6 V
• Operating Temperature: -40°C ~ 85°C
• Mounting Type: Surface Mount
• Package / Case: 177-LFBGA
• Lead Free Status / Rohs Status: Lead free / RoHS Compliant

8
P a c k a g i n g
Packaging
Table 1 provides the NS7520 packaging dimensions. Figure 2 shows the pinout and
NS7520 dimensions. Figure 3 shows the NS7520 BGA layout.
Table 1: NS7520 packaging dimensions
A
A1
A2
b
D
D1
E
E1
e
aaa
Symbol
N S 7 5 2 0 H a r d w a r e R e f e r e n c e , R e v G 9 / 2 0 0 7
—
0.35
—
0.45
Min
—
0.40
—
0.50
13.0 BSC
11.2 BSC
13.0 BSC
11.2 BSC
0.8 BSC
0.1
Nom
1.4
0.45
0.95
0.55
Max