NS7520B-1-I46 Digi International, NS7520B-1-I46 Datasheet - Page 335

• 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

O
operating frequency
operating voltage
oscillator characteristics
output drive
outputs, DC characteristics
P
pad operation
pad pulldown characteristics
pad pullup characteristics
peripheral page burst size
PHY interface
PHY mode and NS7520 pins
PHY Support register
PLL
PLL Control register
PLL mode hardware configuration
PLL Settings register
PMD devices
PORTA
PORTA Configuration register
PORTC
PORTC Configuration register
I -
inputs
outputs
PORTA0
PORTA2
PORTA4
readback
inputs
level-sensitive interrupts
outputs
PORTC0
PORTC4
readback
48
76
79
76
79
76
76
76
80
80
3
11
76
80
3
181
3
57
4 , 6
54
186
263
259
124
166
259
259
80
73
77
52
PORTC interrupts
power
power supply
prefetch abort exception
processor interrupts vs. DMA
programmable timers
R
read-to-write operations
receive buffer descriptor selector
receive buffer size selection
receive FIFO
receive FIFO interface
recommended DC operating
register hash table
REJECT_ signal
reset circuit sources
reset exception
reset timing
RPSF_ signal
S
SAL
SDRAM
SDRAM Mode register
7520 interconnect
A10/AP support
command definitions
read cycles
SDRAM Mode register
write cycles
x16 configuration
x32 configuration
x8 configuration
155
3
conditions
86 , 111 - 124
266
153
151
28
153
120
32 , 34
122
41
258
200 - 205
116
115
59
119
113
112
2 , 4
112
213
117
119
130
32 , 35
152
213
I n d e x - 7
152