SPEAR320-2 STMicroelectronics, SPEAR320-2 Datasheet - Page 52

• Manufacturer Part Number: SPEAR320-2
• Description: IC MPU ARM9 289LFBGA
• Manufacturer: STMicroelectronics
• Series: SPEAr®r

Specifications of SPEAR320-2

• Processor Type: ARM Microprocessor
• Speed: 333MHz
• Voltage: 1.14 V ~ 3.6 V
• Mounting Type: Surface Mount
• Package / Case: 289-LFBGA
• Processor Series: SPEAr320
• Core: ARM926EJ-S
• Data Bus Width: 16 bit
• Maximum Clock Frequency: 333 MHz
• Operating Supply Voltage: 1.2 V
• Maximum Operating Temperature: + 85 C
• Mounting Style: SMD/SMT
• Data Ram Size: 8 KB
• Interface Type: I2C, UART, USB, Serial
• Number Of Programmable I/os: 102
• Number Of Timers: 4
• Program Memory Size: 32 KB
• Program Memory Type: ROM
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant
• Features: -
• Lead Free Status / Rohs Status: Lead free / RoHS Compliant
• Other names: 497-10843

Timing requirements
7.2.1
Note:
52/76
1
2
3
(166 MHz), setting BCD bit to '1', and the second one with the clock passing through a clock
divider (83 MHz), setting BCD bit to '0'.
CLCD timing characteristics direct clock
Figure 13. CLCD waveform with CLCP direct
Figure 14. CLCD block diagram with CLCP direct
Table 29.
t
For t
minimum value is taken from the worst case and best case.
CLCP should be delayed by {t
CLCDCLK
STABLE
t
t
t
t
t
t
CLOCK
CLOCK
CLOCK
min
max
STABLE
CLLP, CLFP, CLPOWER
CLD[23:0], CLAC, CLLE,
ma
CLCP
x the maximum value is taken from the worst case and best case, while for t
direct max (t
direct max rise (t
direct max (t
= t
Parameter
CLOCK
t1
CLCD timings with CLCP direct
direct max - (t
Tmin
CLOCK
f
)
Tmax
r
)
)
Tclock
t3
max
Doc ID 16755 Rev 4
max
D
+ [t
CLR
SET
+ t
CLOCK
Tstable
Q
Q
min
)
-0.04 ns
0.81 ns
0.87 ns
3.62 ns
2.34 ns
Value
6 ns
direct max - (t
t2
max
CLLP, CLFP, CLPOWER
CLD[23:0], CLAC, CLLE,
+ t
Tf
min
CLCP
)]/2} = 4.7915 ns
Frequency
166 MHz
SPEAr320
min
Tr
the