参数资料
型号: ST10R172LT6
厂商: STMICROELECTRONICS
元件分类: 微控制器/微处理器
英文描述: 16-BIT, 50 MHz, MICROCONTROLLER, PQFP100
封装: 14 X 14 MM, TQFP-100
文件页数: 53/68页
文件大小: 657K
代理商: ST10R172LT6
57/68
ST10R172L - ELECTRICAL CHARACTERISTICS
15.3.5 CLKOUT and READY/READY
VDD = 3.3 V ± 0.3 V
VSS = 0 V
TA = -40°C to +85 °C
CL = 50 pF
Parameter
Symbol
Max. CPU Clock
= 50 MHz
Variable CPU Clock
1/2TCL = 1 to 50 MHz
Un
it
min.
max.
min.
max.
CLKOUT cycle time
t29 CC 20
20
2TCL
ns
CLKOUT high time
t30 CC 5
TCL – 5
ns
CLKOUT low time
t31 CC 5
TCL – 5
ns
CLKOUT rise time1)
1) Measured between 0.3 and 2.7 volts
t32 CC –
31
31
ns
CLKOUT fall time1
t33 CC –
31
31
ns
CLKOUT rising edge to
ALE falling edge
t34 CC -3 + tA
5 +
tA
-3 +
tA
5 +
tA
ns
Synchronous READY
setup time to CLKOUT
t35 SR 9
9
ns
Synchronous READY
hold time after CLKOUT
t36 SR 0
0
ns
Asynchronous READY
low time
t37 SR 27
2TCL + 7
ns
Asynchronous READY
setup time2)
2) These timings assure recognition at a specific clock edge for test purposes only.
t58 SR 9
9
ns
Asynchronous READY
hold time2
t59 SR 0
0
ns
Async. READY hold time
after RD, WR high (Demulti-
plexed Bus)3)2
3) Demultiplexed bus is the worst case. For multiplexed bus, 2TCL should be added
to the maximum values. This adds even more time for deactivating READY.
2tA and tC refer to the following bus cycle, tF refers to the current bus cycle.
t60 SR 0
0
+ 2
tA+ tc+ tF
3
0TCL - 10
+ 2
tA+ tc+ tF
3
ns
Table16CLKOUT and READY/READY
1
相关PDF资料
PDF描述
ST10R272LT6 16-BIT, 50 MHz, MICROCONTROLLER, PQFP100
ST16C452PSIJ68 2 CHANNEL(S), SERIAL COMM CONTROLLER, PQCC68
ST16C452ATIJ68 2 CHANNEL(S), SERIAL COMM CONTROLLER, PQCC68
ST16C654IQ64/TR 4 CHANNEL(S), 1.5M bps, SERIAL COMM CONTROLLER, PQFP64
ST18931CR 16-BIT, 50 MHz, OTHER DSP, CPGA121
相关代理商/技术参数
参数描述
ST10R262-T1 制造商:STMicroelectronics 功能描述: 制造商:STMicroelectronics 功能描述:10R262-T1
ST10R272 制造商:STMICROELECTRONICS 制造商全称:STMicroelectronics 功能描述:16-BIT LOW VOLTAGE ROMLESS MCU WITH MAC
ST10R272L 制造商:STMICROELECTRONICS 制造商全称:STMicroelectronics 功能描述:16-BIT LOW VOLTAGE ROMLESS MCU WITH MAC
ST10R272L_ER 制造商:未知厂家 制造商全称:未知厂家 功能描述:16-BIT LOW VOLTAGE ROMLESS MCU WITH MAC (ERRATA SHEET)
ST10R272L-B0 制造商:STMICROELECTRONICS 制造商全称:STMicroelectronics 功能描述:16-BIT ROMLESS LOW VOLTAGE MCU WITH MAC