ADSP-BF537 AD [Analog Devices], ADSP-BF537 Datasheet - Page 23

• Manufacturer Part Number: ADSP-BF537
• Description: Blackfin Embedded Processor
• Manufacturer: AD [Analog Devices]

SPECIFICATIONS
Note that component specifications are subject to change
without notice.
OPERATING CONDITIONS
1
2
3
4
5
6
7
Parameter
V
V
V
V
V
V
V
V
Specifications subject to change without notice.
The voltage regulator can generate V
Bidirectional pins (DATA15–0, PF15–0, PG15–0, PH15–0, TFS0, TCLK0, RSCLK0, RFS0, MDIO) and input pins (BR, ARDY, DR0PRI, DR0SEC, RTXI, TCK, TDI, TMS,
Parameter value applies to all input and bidirectional pins except CLKIN, SDA, and SCL.
Parameter value applies to CLKIN pin only.
Pins SDA, SCL, and PJ4 are 5.0 V tolerant (always accept up to 5.5 V maximum V
Parameter value applies to all input and bidirectional pins except SDA and SCL.
operating range of 1.2 V to 1.32 V.
TRST, CLKIN, RESET, NMI, and BMODE2–0) of the ADSP-BF534/ADSP-BF536/ADSP-BF537 are 3.3 V-tolerant (always accept up to 3.6 V maximum V
compliance (on outputs, V
DDINT
DDEXT
DDRTC
IH
IHCLKIN
IH5V
IL
IL5V
1
Internal Supply Voltage
External Supply Voltage
Real Time Clock Power Supply Voltage
High Level Input Voltage
High Level Input Voltage
5.0 V Tolerant Pins, High Level Input Voltage
Low Level Input Voltage
5.0 V Tolerant Pins, Low Level Input Voltage
OH
) is limited by the V
DDINT
at levels of 0.85 V to 1.2 V with –5% to +10% tolerance. To run the processors at 500 MHz or 600 MHz, V
DDEXT
2
3, 7
3, 4
5
, @ V
supply voltage.
, @ V
, @ V
DDEXT
DDEXT
DDEXT
Rev. B | Page 23 of 68 | July 2006
= maximum
= minimum
= maximum
6
6
, @ V
, @ V
IH
DDEXT
). Voltage compliance (on outputs, V
DDEXT
= minimum
= maximum
ADSP-BF534/ADSP-BF536/ADSP-BF537
2.25
2.25
Min
0.8
2.0
2.2
2.0
–0.3
–0.3
OH
) is limited by the V
2.5 or 3.3
Nominal
1.26
DDEXT
3.6
3.6
Max
1.32
3.6
3.6
5.0
+0.6
+0.8
supply voltage.
DDINT
must be in an
IH
). Voltage
Unit
V
V
V
V
V
V
V
V