NS7520B-1-I46 Digi International, NS7520B-1-I46 Datasheet - Page 40

• 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

Power supply
2 8
P i n o u t d e t a i l t a b l e s a n d s i g n a l d e s c r i p t i o n s
Table 15: Power supply pinout
See the DC and AC electrical specifications in Chapter 11, "Electrical Characteristics,"
for more information.
Oscillator VCC (3.3V)
Core VCC (1.5V)
I/O VCC (3.3V)
GND
Signal
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
N13, C3
R8, L14, C14, C13
E4, K4, M2, N3, P3, R5, H14, F14, B8, A3
D2, F1, J4, P4, P7, M8, P9, R11, K15, G15,
E13, D13, B14, C11, A7, A5, B2, P2, P14,
K13
Pin
Oscillator power supply
Core power supply
I/O power supply
Ground
Description