CY28346 Cypress Semiconductor, CY28346 Datasheet - Page 7

• Manufacturer Part Number: CY28346
• Description: Clock Synthesizer with Differential CPU Outputs
• Manufacturer: Cypress Semiconductor

Document #: 38-07331 Rev. *B
Buffer Characteristics
Current Mode CPU Clock Buffer Characteristics
The current mode output buffer detail and current reference
circuit details are contained in the previous table of this data
sheet. The following parameters are used to specify output
buffer characteristics:
Table 4. Host Clock (HCSL) Buffer Characteristics
Characteristic
VDD3 (3.3V +/- 5%)
Vout
Ros
Ro
Vout = 1.2V max
Ros
Iout
2.4V
1.5V
0.4V
Ro
Tr
Figure 3. For Single-ended Output Signals
-
Figure 4. Buffer Characteristics
3.3V
3.3V signals
3000 (recommended)
tDC
Tf
Min.
N/A
1. Output impedance of the current mode buffer circuit – Ro
2. Minimum and maximum required voltage operation range
3. Series resistance in the buffer circuit – Ros (see Figure 4).
4. Current accuracy at given configuration into nominal test
0V
(see Figure 4).
of the circuit – Vop (see Figure 4).
load for given configuration.
Iout
0V
-
Output under Test
Probe
Load Cap
Vout
1.2V
Slope ~ 1/R
Max.
1.2V
N/A
CY28346
0
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