ADSP-BF538BBCZ-5F4 Analog Devices Inc, ADSP-BF538BBCZ-5F4 Datasheet - Page 32

• Manufacturer Part Number: ADSP-BF538BBCZ-5F4
• Description: IC, FLOAT-PT DSP, 16BIT, 533MHZ, BGA-316
• Manufacturer: Analog Devices Inc
• Series: Blackfinr
• Type: Fixed Pointr

Specifications of ADSP-BF538BBCZ-5F4

• No. Of Bits: 16 Bit
• Frequency: 533MHz
• Supply Voltage: 1.25V
• Embedded Interface Type: CAN, I2C, PPI, SPI, TWI, UART
• No. Of I/o's: 54
• Flash Memory Size: 512KB
• Interface: CAN, SPI, SSP, TWI, UART
• Clock Rate: 533MHz
• Non-volatile Memory: FLASH (512 kB)
• On-chip Ram: 148kB
• Voltage - I/o: 3.00V, 3.30V
• Voltage - Core: 1.25V
• Operating Temperature: -40°C ~ 85°C
• Mounting Type: Surface Mount
• Package / Case: 316-CSPBGA
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant
• For Use With: ADZS-BFAUDIO-EZEXT - BOARD EVAL AUDIO BLACKFIN
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant, Lead free / RoHS Compliant

ADSP-BF538/ADSP-BF538F
SDRAM Interface Timing
Table 22. SDRAM Interface Timing
1
Parameter
Timing Requirements
t
t
Switching Characteristics
t
t
t
t
t
t
t
Command pins include: SRAS, SCAS, SWE, SDQM, SMS, SA10, SCKE.
SSDAT
HSDAT
SCLK
SCLKH
SCLKL
DCAD
HCAD
DSDAT
ENSDAT
DATA Setup Before CLKOUT
DATA Hold After CLKOUT
CLKOUT Period
CLKOUT Width High
CLKOUT Width Low
Command, ADDR, Data Delay After CLKOUT
Command, ADDR, Data Hold After CLKOUT
Data Disable After CLKOUT
Data Enable After CLKOUT
CLKOUT
DATA (IN)
DATA(OUT)
CMND ADDR
(OUT)
t
SSDAT
NOTE: COMMAND = SRAS, SCAS, SWE, SDQM, SMS, SA10, SCKE.
Rev. A | Page 32 of 56 | January 2008
Figure 15. SDRAM Interface Timing
1
1
t
DCAD
t
SCLK
t
t
ENSDAT
HSDAT
t
t
DCAD
HCAD
Min
2.1
0.8
7.5
2.5
2.5
0.8
1.0
t
SCLKL
t
t
D SDA T
SCLKH
Max
6.0
6.0
t
HCAD
Unit
ns
ns
ns
ns
ns
ns
ns
ns
ns