STR912FAZ46 STMicroelectronics, STR912FAZ46 Datasheet - Page 69

• Manufacturer Part Number: STR912FAZ46
• Description: ARM966E-S™ 16/32-Bit Flash MCU with Ethernet, USB, CAN, AC motor control, 4 timers, ADC, RTC, DMA
• Manufacturer: STMicroelectronics

Specifications of STR912FAZ46

• Arm966e-s Risc Core: Harvard architecture, 5-stage pipeline, Tightly-Coupled Memories (SRAM and Flash)

STR91xFAxxx
7.7.4
Table 21.
Figure 17. Typical application with a 32.768 kHz crystal
PLL electrical characteristics
V
Table 22.
1. Data based on bench measurements, not tested in production
f
f
t
∆
RESONATOR WITH
INTEGRATED CAPACITORS
PLL
OSC
LOCK
DDQ
t
Symbol
Symbol
JITTER
R
C
f
O
= 2.7 - 3.6V, V
S
L
RTC crystal electrical characteristics
PLL electrical characteristics
C
C
Resonant frequency
Series resistance
Load capacitance
PLL output clock
Clock input
PLL lock time
PLL jitter (peak to peak)
L1
L2
DD
32.768 kHz
Resonator
= 1.65 - 2V, T
Parameter
Parameter
Doc ID 13495 Rev 6
(1)
A
= -40 / 85 °C unless otherwise specified.
R
F
X1_RTC
X2_RTC
6.25
Min
Min
4
32.768
controlled
Value
Value
Typ
300
Typ
0.1
Bias
gain
Electrical characteristics
f
CPUCLKmax
1500
Max
Max
0.2
25
40
8
f
RTC
STR91xFA
MHz
MHz
Unit
Unit
kHz
kΩ
pF
µs
ns
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