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參數(shù)資料
| 型號： | ADSP-BF518BSWZ-4F4 |
| 廠商： | Analog Devices Inc |
| 文件頁數(shù)： | 13/68頁 |
| 文件大?。?/td> | 0K |
| 描述： | IC DSP 16/32B 400MHZ LP 176LQFP |
| 標準包裝： | 1 |
| 系列： | Blackfin® |
| 類型： | 定點 |
| 接口： | 以太網(wǎng)，I²C，PPI，RSI，SPI，SPORT，UART/USART |
| 時鐘速率： | 400MHz |
| 非易失內(nèi)存： | 閃存（4Mb） |
| 芯片上RAM： | 116kB |
| 電壓 - 輸入/輸出： | 1.8V，2.5V，3.3V |
| 電壓 - 核心： | 1.30V |
| 工作溫度： | -40°C ~ 85°C |
| 安裝類型： | 表面貼裝 |
| 封裝/外殼： | 176-LQFP 裸露焊盤 |
| 供應(yīng)商設(shè)備封裝： | 176-LQFP-EP（24x24） |
| 包裝： | 托盤 |
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Rev. B
|
Page 20 of 68
|
January 2011
ADSP-BF512/BF512F, BF514/BF514F, BF516/BF516F, BF518/BF518F
SPECIFICATIONS
Note that component specifications are subject to change
without notice.
OPERATING CONDITIONS
Parameter
Conditions
Min
Nominal
Max
Unit
VDDINT
Internal Supply Voltage
Industrial Models
1.14
1.47
V
Internal Supply Voltage
Commercial Models
1.10
1.47
V
Internal Supply Voltage
Automotive Models
1.33
1.47
V
VDDEXT
1, 2
1 Must remain powered (even if the associated function is not used).
2 VDDEXT is the supply to the GPIO.
External Supply Voltage
1.8 V I/O, Nonautomotive Models
1.7
1.8
1.9
V
External Supply Voltage
2.5 V I/O, Nonautomotive Models
2.25
2.5
2.75
V
External Supply Voltage
3.3 V I/O, All Models
3.0
3.3
3.6
V
VDDMEM
3
3 Pins/balls that use V
DDMEM are DATA15–0, ADDR19–1, ABE1–0, ARE, AWE, AMS1–0, SA10, SWE, SCAS, CLKOUT, SRAS, SMS, SCKE. These pins/balls are not tolerant
to voltages higher than VDDMEM. When using any of the asynchronous memory signals AMS3–2, ARDY, or AOE VDDMEM and VDDEXT must be shorted externally.
MEM Supply Voltage
1.8 V I/O, Nonautomotive Models
1.7
1.8
1.9
V
MEM Supply Voltage
2.5 V I/O, Nonautomotive Models
2.25
2.5
2.75
V
MEM Supply Voltage
3.3 V I/O, All Models
3.0
3.3
3.6
V
VDDRTC
4
4 If not used, power with V
DDEXT.
RTC Power Supply Voltage
2.25
3.6
V
VDDFLASH
4 Internal SPI Flash Supply
Voltage
1.7
1.8
1.9
V
VDDOTP
OTP Supply Voltage
2.25
2.5
2.75
V
VPPOTP
OTP Programming Voltage
For Reads1
2.25
2.5
2.75
V
For Writes5
5 The VPPOTP voltage for writes must only be applied when programming OTP memory. There is a finite amount of cumulative time that this voltage may be applied (dependent
on voltage and junction temperature) over the lifetime of the part.
6.9
7.0
7.1
V
VIH
High Level Input Voltage6, 7
6 Bidirectional pins/balls (PF15–0, PG15–0, PH7–0) and input pins/balls (RTXI, TCK, TDI, TMS, TRST, CLKIN, RESET, NMI, and BMODE2–0) of the ADSP-BF51x are
3.3 V tolerant (always accept up to 3.6 V maximum VIH). Voltage compliance (on outputs, VOH) is limited by the VDDEXT supply voltage.
7 Parameter value applies to all input and bidirectional pins/balls except SDA and SCL.
VDDEXT/VDDMEM = 1.90 V
1.2
V
High Level Input Voltage
VDDEXT/VDDMEM = 2.75 V
1.7
V
High Level Input Voltage
VDDEXT/VDDMEM = 3.6 V
2
V
VIHTWI
High Level Input Voltage
VDDEXT = 1.90 V/2.75 V/3.6 V
0.7 x VBUSTWI
VBUSTWI
8
8 The VIHTWI min and max value vary with the selection in the TWI_DT field of the NONGPIO_DRIVE register. See VBUSTWI min and max values in Table 8.
V
VIL
Low Level Input Voltage
VDDEXT/VDDMEM = 1.7 V
0.6
V
Low Level Input Voltage6, 7
VDDEXT/VDDMEM = 2.25 V
0.7
V
Low Level Input Voltage6, 7
VDDEXT/VDDMEM = 3.0 V
0.8
V
VILTWI
Low Level Input Voltage
VDDEXT = Minimum
0.3 x VBUSTWI
9
9 SDA and SCL are pulled up to V
BUSTWI. See Table 8.
V
Junction Temperature
168-Ball CSP_BGA @ T
AMBIENT = 0°C to + 70°C
0
+95
°C
Junction Temperature
168-Ball CSP_BGA @ T
AMBIENT = –40°C to + 85°C
–40
+105
°C
Junction Temperature
176-Lead LQFP @ T
AMBIENT = 0°C to + 70°C
0
+95
°C
Junction Temperature
176-Lead LQFP @ T
AMBIENT = –40°C to + 85°C
–40
+105
°C
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