Renesas SH7709S Manual De Usuario
Rev. 5.00, 09/03, page 711 of 760
23.3.10
AC Characteristics Measurement Conditions
•
I/O signal reference level: VccQ/2 (VccQ = 3.3 ± 0.3 V, Vcc = 1.55 to 2.15 V)
•
Input pulse level: Vss to 3.0 V (where
RESETP, RESETM, ASEND0, IRLS3 to IRLS0, IRL3
to
IRL0, ADTRG, PINT15 to PINT0, TRST, RxD1, CA, NMI, IRQ5–IRQ0, CKIO, and
MD5–MD0 are within Vss to Vcc)
•
Input rise and fall times: 1 ns
I
OL
I
OH
C
L
V
REF
LSI output pin
DUT output
Notes:
C
L
is the total value that includes the capacitance of measurement
instruments, etc., and is set as follows for each pin.
30pF: CKIO,
30pF: CKIO,
RAS, CAS, CS0, CS2–CS6, CE2A, CE2B, BACK
50pF: All other pins
I
I
OL
and I
OH
are the values shown in table 23.3.
1.
2.
Figure 23.59 Output Load Circuit