ADSP-BF512KSWZ-3 Analog Devices Inc, ADSP-BF512KSWZ-3 Datasheet - Page 46

• Manufacturer Part Number: ADSP-BF512KSWZ-3
• Description: Low-Power Blackfin Processor
• Manufacturer: Analog Devices Inc
• Series: Blackfin®r
• Type: Fixed Pointr

Specifications of ADSP-BF512KSWZ-3

• Interface: I²C, PPI, SPI, SPORT, UART/USART
• Clock Rate: 300MHz
• Non-volatile Memory: External
• On-chip Ram: 116kB
• Voltage - I/o: 1.8V, 2.5V, 3.3V
• Voltage - Core: 1.30V
• Operating Temperature: 0°C ~ 70°C
• Mounting Type: Surface Mount
• Package / Case: 176-LQFP Exposed Pad, 176-eLQFP, 176-HLQFP
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant

ADSP-BF512/BF512F, BF514/BF514F, BF516/BF516F, BF518/BF518F
Table 44. 10/100 Ethernet MAC Controller Timing: MII Transmit Signal
1
Table 45. 10/100 Ethernet MAC Controller Timing: RMII Receive Signal
1
Parameter
Switching Characteristics
t
t
t
t
Parameter
Timing Requirements
t
t
t
t
MII outputs synchronous to ETxCLK are ETxD3–0.
RMII inputs synchronous to RMII REF_CLK are ERxD1–0, RMII CRS_DV, and ERxER.
ETF
ETXCLKW
ETXCLKOV
ETXCLKOH
EREFCLKF
EREFCLKW
EREFCLKIS
EREFCLKIH
1
1
REF_CLK Frequency (f
EREF_CLK Width (t
Rx Input Valid to RMII REF_CLK Rising Edge (Data In
Setup)
RMII REF_CLK Rising Edge to Rx Input Invalid (Data In
Hold)
ETxCLK Frequency (f
ETxCLK Width (t
ETxCLK Rising Edge to Tx Output Valid (Data Out Valid)
ETxCLK Rising Edge to Tx Output Invalid (Data Out Hold) 0
ETxCLK
RMII_REF_CLK
EREFCLK
ERxD1–0
ERxDV
ERxER
SCLK
= ETxCLK Period)
SCLK
MIITxCLK
ETxD3–0
ETxEN
= SCLK Frequency)
= EREFCLK Period)
= SCLK Frequency)
Figure 32. 10/100 Ethernet MAC Controller Timing: MII Transmit Signal
Figure 33. 10/100 Ethernet MAC Controller Timing: RMII Receive Signal
t
REFCLKIS
Rev. B | Page 46 of 68 | January 2011
t
ETXCLKOH
t
t
REFCLKIH
ETXCLKW
t
ETXCLKOV
t
REFCLKW
Min
None
t
4
2
EREFCLK
Min
None
t
ETxCLK
t
ETXCLK
× 40% t
× 40% t
1.8V Nominal
t
1.8V Nominal
REFCLK
V
V
DDEXT
Max
50 + 1%
DDEXT
EREFCLK
Max
25 + 1%
20
ETxCLK
× 60%
× 60%
Min
None
t
4
2
EREFCLK
Min
t
0
None
ETxCLK
2.5 V/3.3V Nominal
2.5 V/3.3V Nominal
× 35% t
× 35% t
V
V
DDEXT
Max
50 + 1%
DDEXT
Max
20
EREFCLK
25 + 1%
ETxCLK
× 65%
× 65%
Unit
MHz
ns
ns
ns
Unit
MHz
ns
ns
ns