參數資料
型號: PXAS37KFBE
廠商: NXP SEMICONDUCTORS
元件分類: 微控制器/微處理器
英文描述: XA 16-bit microcontroller 32 K/1 K OTP/ROM/ROMless, 8-channel 8-bit A/D, low voltage 2.7 V.5.5 V, I2C, 2 UARTs, 16 MB address range
中文描述: 16-BIT, OTPROM, 30 MHz, MICROCONTROLLER, PQFP80
封裝: 12 X 12 MM, 1.40 MM HEIGHT, PLASTIC, MS-026, SOT-315-1, LQFP-80
文件頁數: 46/52頁
文件大?。?/td> 295K
代理商: PXAS37KFBE
Philips Semiconductors
XA 16-bit microcontroller
32 K/1 K OTP/ROM/ROMless, 8-channel 8-bit A/D, low voltage (2.7 V–5.5 V),
I
2
C, 2 UARTs, 16 MB address range
Preliminary specification
XA-S3
2000 Dec 01
46
V
DD
–0.5
0.45V
0.7V
DD
0.2V
DD
–0.1
t
CHCL
t
C
t
CLCH
t
CLCX
t
CHCX
SU00842
Figure 32. External Clock Drive
V
DD
–0.5
0.45V
0.2V
DD
+0.9
0.2V
DD
–0.1
NOTE:
AC inputs during testing are driven at V
–0.5 for a logic ‘1’ and 0.45V for a logic ‘0’.
Timing measurements are made at the 50% point of transitions.
SU00703A
Figure 33. AC Testing Input/Output
V
LOAD
V
LOAD
+0.1V
V
LOAD
–0.1V
V
OH
–0.1V
V
OL
+0.1V
NOTE:
For timing purposes, a port is no longer floating when a 100mV change from load voltage occurs,
and begins to float when a 100mV change from the loaded V
OH
/V
OL
level occurs. I
OH
/I
OL
±
20mA.
TIMING
REFERENCE
POINTS
SU00011
Figure 34. Float Waveform
V
DD
EA
RST
XTAL1
XTAL2
V
SS
V
DD
(NC)
CLOCK SIGNAL
SU00591B
Figure 35. I
DD
Test Condition, Active Mode
All other pins are disconnected
V
DD
EA
RST
XTAL1
XTAL2
V
SS
V
DD
(NC)
CLOCK SIGNAL
SU00590B
V
DD
Figure 36. I
DD
Test Condition, Idle Mode
All other pins are disconnected
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