mc68hc05bs8 Freescale Semiconductor, Inc, mc68hc05bs8 Datasheet - Page 114

• Manufacturer Part Number: mc68hc05bs8
• Description: Mc68hc05 Family Of Low-cost Single-chip Microcontrollers.
• Manufacturer: Freescale Semiconductor, Inc

13
13.5
13-4
(V
Note: t
GPWM frame period
GPWM step size
RSPWM frame period (CRE=0, no PB7 reset)
RSPWM step size
RCLK low pulse width
RCLK high pulse width
PB7 counter reset low pulse width (CRE=1)
RCLK to RS output delay
PB7 to RS output delay (CRE=0)
DD
Pulse Width Modulator Timing
=5.0Vdc 10%, V
RCLK
RSA or RSB
is the RCLK input signal period.
SCL
PB7
PARAMETER
SS
=0Vdc, temperature range=0 to 70 C)
ELECTRICAL SPECIFICATIONS
t
Figure 13-1 PWM Timing
RCKL
t
RCKH
t
RCLK
t
SYMBOL
RCKRD
t
t
t
RCKRD
t
t
t
t
S.RSP
t
RCKH
PBRD
RCKL
PBRL
S.GP
t
RSP
GP
MINIMUM
80
80
80
—
—
t
PBRD
127
63
1
1
MAXIMUM
t
50
90
—
—
—
PBRL
UNIT
t
t
MC68HC05BS8
t
t
RCLK
RCLK
CYC
CYC
ns
ns
ns
ns
ns
TPG